题解

151 条题解

  • 3
    @ 2018-02-06 09:53:52
    #include<cstdio>
    int main() {
        int n, k=0, s=0;
        scanf("%d", &n);
        while(n>s) {
            k++;
            s+=k;
        }
        if(k%2==1)
            printf("%d/%d",s-n+1,k+n-s);
        else
            printf("%d/%d",k+n-s,s-n+1);
        return 0;
    }
    
  • 1
    @ 2021-08-29 17:02:21
        #include<iostream>
        #include<cmath>
        using namespace std;
        int main(){
            long long l=1,r,mid,n,a;
            cin>>n;
            r=n;
            while(l<r){
                mid=(l+r)/2;
                if(mid*(mid+1)/2<n)l=mid+1;
                else r=mid;
            }
            a=n-l*(l-1)/2;
            if(l%2==0)cout<<a<<'/'<<l+1-a;
            else cout<<l+1-a<<'/'<<a;
            return 0;
    }
    
  • 1
    @ 2021-02-04 16:21:41

    #include<bits/stdc++.h>
    using namespace std;
    int main()
    {
    int n,k=1;
    cin>>n;
    while(n>k)
    {
    n=n-k;
    k++;
    }
    if(k%2==0)
    cout<<n<<"/"<<(k+1-n);
    else
    cout<<k+1-n<<"/"<<n;
    }

  • 1
    @ 2018-08-08 18:35:32

    国服亚索又回来了!!!
    var
    n,i,j:longint;
    begin
    read(n);
    i:=0;j:=n;
    repeat
    inc(i);
    j:=j-i;
    until j<=0;
    j:=j+i;
    if i mod 2=0 then writeln(j,'/',i+1-j)
    else writeln(i+1-j,'/',j);
    end.

  • 1
    @ 2017-08-23 15:38:15
    a=int(input());
    for i in range(1,1000000):
        if i>=a:h=i;h+=1;break;
        else:a-=i;
    if h%2!=0:print(a,'/',h-a,sep='');
    else:print(h-a,'/',a,sep='');
    
  • 1
    @ 2017-08-23 00:56:09
    #include <iostream>
    #include <cstdio>
    #include <cstdlib>
    #include <cmath>
    #include <cstring>
    #include <algorithm>
    using namespace std;
    int main()
    {
        int i,n,j=1,all=0,k;
        scanf("%d",&n);
        for(i=1;;i++)
        {
            j=i%2;
            if(all+i<=n)
                all+=i;
            else
            {
                k=n-all;
                if(k==0)
                    k++,i--;
                j++;
                if(j==1)
                {
                    printf("%d/%d",k,i+1-k);
                }
                else
                {
                    printf("%d/%d",i+1-k,k);
                }
                return 0;
            }
        }
        return 0;
    }
    
  • 1
    @ 2016-12-18 21:18:00

    哈哈 还是比较简单的,还是容易理解的吧

    #include<stdio.h>
    int main()
    {
    int n;
    scanf("%d",&n);
    int i;
    int sum = 0;
    for(i=1; i < 5000; i++)
    {
    sum += i;
    if(n <= sum)
    {
    if(i%2 == 0) printf("%d/%d",i-(sum-n),sum-n+1 );
    else printf("%d/%d",sum-n+1,i-sum+n);
    break;
    }
    }
    return 0;

    }

  • 0
    @ 2017-03-08 17:49:58

    #include<stdio.h>
    int main(void)
    {
    int i,j,k;
    int x,y;
    int n;
    scanf("%d",&n);
    for(i=1;i<10000;i++)
    {
    if(((i-1)*i)<2*n&&2*n<=(i*(i+1)))
    {
    j=i;
    }
    }
    if(j%2==0)
    {
    k=((j-1)*j)/2;
    x=n-k;
    y=j+1-x;
    }
    else
    {
    k=((j-1)*j) /2;
    y=n-k;
    x=j+1-y;
    }
    printf("%d/%d",x,y);
    return 0;
    }

  • 0
    @ 2017-02-02 15:01:19

    so easy~~~
    pascal
    var
    n, i, j:longint;
    begin
    read(n);
    i:=1;
    j:=1;
    while n-i>0 do begin
    inc(j);
    dec(n, i);
    inc(i)
    end;
    if odd(j) then write(j-n+1, '/', n)
    else write(n, '/', j-n+1)
    end.

  • 0
    @ 2016-12-09 15:06:24

    真水题
    var
    n,i,s:longint;
    begin
    readln(n);
    for i:=1 to n do
    begin
    s:=s+i;
    if s>=n then
    begin
    s:=s-i;
    break;
    end;
    end;
    if i mod 2=0 then
    write(n-s,'/',i+1-n+s)
    else write(i+1-n+s,'/',n-s);
    end.

  • 0
    @ 2016-11-18 20:06:35

    哎……
    c++
    #include <bits/stdc++.h>
    using namespace std;
    string a[1001][1001];
    int main()
    {
    int i,j,k,l,n,m,x,y;
    cin>>n;
    x=y=1;
    bool flag=true;
    for(;n>1;n--){
    if(!flag)
    if(y-1) x++,y--;
    else x=x+1,flag=true;
    else
    if(x-1) x--,y++;
    else y=y+1,flag=false;
    }
    cout<<x<<"/"<<y<<endl;
    return 0;
    }

  • 0
    @ 2016-07-19 10:21:22

    可爱的万呆呆

  • 0
    @ 2016-05-07 20:48:19

    #include <stdio.h>
    int main (){
    int n;
    scanf ("%d",&n);
    int i=1,sum=1;
    while (sum<n)
    {i++;sum+=i;}
    sum-=i;n-=sum;
    if (i%2==0) {printf ("%d/%d",n,i+1-n);}
    else {printf ("%d/%d",i+1-n,n);}
    return 0;
    }

  • 0
    @ 2015-08-30 01:21:07

    第一次没注意到是之字形。。。我去。。。还以为都是右上往左下标。。。
    之字形也好,就是判一下奇偶。。
    ###BlockCode
    program vijos1333;
    var n,x,d:longint;
    begin
    readln(n);
    x:=0;
    repeat
    inc(x)
    until x*(x+1)div 2 >=n;
    d:=n-((x*x-x+2)div 2);
    if x mod 2=0 then writeln(1+d,'/',x-d)
    else writeln(x-d,'/',1+d);
    readln
    end.

  • 0
    @ 2015-08-16 10:58:10

    C语言
    已AC话说为什么大家在vijos上写题解都要注明已AC嘞= = 算了我就入乡随俗吧……

    第i行有i个元素。
    奇数行i从左下到右上,第j个的值为(i-n+1)/n ;
    偶数行i从右上到左下,第j个的值为n/(i-n+1)。

    #include <stdio.h>
    #include <stdlib.h>
    int main()
    {
    int n,i=1;
    scanf("%d",&n);
    while(n-i>0)
    {
    n-=i;
    i++;
    }
    if(i%2!=0)
    {
    printf("%d/%d", (i-n+1), n);
    }
    else
    printf("%d/%d", n, (i-n+1));
    return 0;
    }

  • 0
    @ 2015-08-14 21:35:33

    P1333Cantor表Accepted
    记录信息
    评测状态 Accepted
    题目 P1333 Cantor表
    递交时间 2015-08-14 21:34:32
    代码语言 C++
    评测机 VijosEx
    消耗时间 8 ms
    消耗内存 532 KiB
    评测时间 2015-08-14 21:34:33
    评测结果
    编译成功

    测试数据 #0: Accepted, time = 1 ms, mem = 532 KiB, score = 20
    测试数据 #1: Accepted, time = 7 ms, mem = 528 KiB, score = 20
    测试数据 #2: Accepted, time = 0 ms, mem = 528 KiB, score = 20
    测试数据 #3: Accepted, time = 0 ms, mem = 532 KiB, score = 20
    测试数据 #4: Accepted, time = 0 ms, mem = 532 KiB, score = 20
    Accepted, time = 8 ms, mem = 532 KiB, score = 100
    代码
    #include <iostream>
    #include <stdio.h>
    using namespace std;
    int bigger[4474]={0,1,3,6,10,15,21,28,36,45,55,66,78,91,105,120,136,153,171,190,210,231,253,276,300,325,351,378,406,435,465,496,528,561,595,630,666,703,741,780,820,861,903,946,990,1035,1081,1128,1176,1225,1275,1326,1378,1431,1485,1540,1596,1653,1711,1770,1830,1891,1953,2016,2080,2145,2211,2278,2346,2415,2485,2556,2628,2701,2775,2850,2926,3003,3081,3160,3240,3321,3403,3486,3570,3655,3741,3828,3916,4005,4095,4186,4278,4371,4465,4560,4656,4753,4851,4950,5050,5151,5253,5356,5460,5565,5671,5778,5886,5995,6105,6216,6328,6441,6555,6670,6786,6903,7021,7140,7260,7381,7503,7626,7750,7875,8001,8128,8256,8385,8515,8646,8778,8911,9045,9180,9316,9453,9591,9730,9870,10011,10153,10296,10440,10585,10731,10878,11026,11175,11325,11476,11628,11781,11935,12090,12246,12403,12561,12720,12880,13041,13203,13366,13530,13695,13861,14028,14196,14365,14535,14706,14878,15051,15225,15400,15576,15753,15931,16110,16290,16471,16653,16836,17020,17205,17391,17578,17766,17955,18145,18336,18528,18721,18915,19110,19306,19503,19701,19900,20100,20301,20503,20706,20910,21115,21321,21528,21736,21945,22155,22366,22578,22791,23005,23220,23436,23653,23871,24090,24310,24531,24753,24976,25200,25425,25651,25878,26106,26335,26565,26796,27028,27261,27495,27730,27966,28203,28441,28680,28920,29161,29403,29646,29890,30135,30381,30628,30876,31125,31375,31626,31878,32131,32385,32640,32896,33153,33411,33670,33930,34191,34453,34716,34980,35245,35511,35778,36046,36315,36585,36856,37128,37401,37675,37950,38226,38503,38781,39060,39340,39621,39903,40186,40470,40755,41041,41328,41616,41905,42195,42486,42778,43071,43365,43660,43956,44253,44551,44850,45150,45451,45753,46056,46360,46665,46971,47278,47586,47895,48205,48516,48828,49141,49455,49770,50086,50403,50721,51040,51360,51681,52003,52326,52650,52975,53301,53628,53956,54285,54615,54946,55278,55611,55945,56280,56616,56953,57291,57630,57970,58311,58653,58996,59340,59685,60031,60378,60726,61075,61425,61776,62128,62481,62835,63190,63546,63903,64261,64620,64980,65341,65703,66066,66430,66795,67161,67528,67896,68265,68635,69006,69378,69751,70125,70500,70876,71253,71631,72010,72390,72771,73153,73536,73920,74305,74691,75078,75466,75855,76245,76636,77028,77421,77815,78210,78606,79003,79401,79800,80200,80601,81003,81406,81810,82215,82621,83028,83436,83845,84255,84666,85078,85491,85905,86320,86736,87153,87571,87990,88410,88831,89253,89676,90100,90525,90951,91378,91806,92235,92665,93096,93528,93961,94395,94830,95266,95703,96141,96580,97020,97461,97903,98346,98790,99235,99681,100128,100576,101025,101475,101926,102378,102831,103285,103740,104196,104653,105111,105570,106030,106491,106953,107416,107880,108345,108811,109278,109746,110215,110685,111156,111628,112101,112575,113050,113526,114003,114481,114960,115440,115921,116403,116886,117370,117855,118341,118828,119316,119805,120295,120786,121278,121771,122265,122760,123256,123753,124251,124750,125250,125751,126253,126756,127260,127765,128271,128778,129286,129795,130305,130816,131328,131841,132355,132870,133386,133903,134421,134940,135460,135981,136503,137026,137550,138075,138601,139128,139656,140185,140715,141246,141778,142311,142845,143380,143916,144453,144991,145530,146070,146611,147153,147696,148240,148785,149331,149878,150426,150975,151525,152076,152628,153181,153735,154290,154846,155403,155961,156520,157080,157641,158203,158766,159330,159895,160461,161028,161596,162165,162735,163306,163878,164451,165025,165600,166176,166753,167331,167910,168490,169071,169653,170236,170820,171405,171991,172578,173166,173755,174345,174936,175528,176121,176715,177310,177906,178503,179101,179700,180300,180901,181503,182106,182710,183315,183921,184528,185136,185745,186355,186966,187578,188191,188805,189420,190036,190653,191271,191890,192510,193131,193753,194376,195000,195625,196251,196878,197506,198135,198765,199396,200028,200661,201295,201930,202566,203203,203841,204480,205120,205761,206403,207046,207690,208335,208981,209628,210276,210925,211575,212226,212878,213531,214185,214840,215496,216153,216811,217470,218130,218791,219453,220116,220780,221445,222111,222778,223446,224115,224785,225456,226128,226801,227475,228150,228826,229503,230181,230860,231540,232221,232903,233586,234270,234955,235641,236328,237016,237705,238395,239086,239778,240471,241165,241860,242556,243253,243951,244650,245350,246051,246753,247456,248160,248865,249571,250278,250986,251695,252405,253116,253828,254541,255255,255970,256686,257403,258121,258840,259560,260281,261003,261726,262450,263175,263901,264628,265356,266085,266815,267546,268278,269011,269745,270480,271216,271953,272691,273430,274170,274911,275653,276396,277140,277885,278631,279378,280126,280875,281625,282376,283128,283881,284635,285390,286146,286903,287661,288420,289180,289941,290703,291466,292230,292995,293761,294528,295296,296065,296835,297606,298378,299151,299925,300700,301476,302253,303031,303810,304590,305371,306153,306936,307720,308505,309291,310078,310866,311655,312445,313236,314028,314821,315615,316410,317206,318003,318801,319600,320400,321201,322003,322806,323610,324415,325221,326028,326836,327645,328455,329266,330078,330891,331705,332520,333336,334153,334971,335790,336610,337431,338253,339076,339900,340725,341551,342378,343206,344035,344865,345696,346528,347361,348195,349030,349866,350703,351541,352380,353220,354061,354903,355746,356590,357435,358281,359128,359976,360825,361675,362526,363378,364231,365085,365940,366796,367653,368511,369370,370230,371091,371953,372816,373680,374545,375411,376278,377146,378015,378885,379756,380628,381501,382375,383250,384126,385003,385881,386760,387640,388521,389403,390286,391170,392055,392941,393828,394716,395605,396495,397386,398278,399171,400065,400960,401856,402753,403651,404550,405450,406351,407253,408156,409060,409965,410871,411778,412686,413595,414505,415416,416328,417241,418155,419070,419986,420903,421821,422740,423660,424581,425503,426426,427350,428275,429201,430128,431056,431985,432915,433846,434778,435711,436645,437580,438516,439453,440391,441330,442270,443211,444153,445096,446040,446985,447931,448878,449826,450775,451725,452676,453628,454581,455535,456490,457446,458403,459361,460320,461280,462241,463203,464166,465130,466095,467061,468028,468996,469965,470935,471906,472878,473851,474825,475800,476776,477753,478731,479710,480690,481671,482653,483636,484620,485605,486591,487578,488566,489555,490545,491536,492528,493521,494515,495510,496506,497503,498501,499500,500500,501501,502503,503506,504510,505515,506521,507528,508536,509545,510555,511566,512578,513591,514605,515620,516636,517653,518671,519690,520710,521731,522753,523776,524800,525825,526851,527878,528906,529935,530965,531996,533028,534061,535095,536130,537166,538203,539241,540280,541320,542361,543403,544446,545490,546535,547581,548628,549676,550725,551775,552826,553878,554931,555985,557040,558096,559153,560211,561270,562330,563391,564453,565516,566580,567645,568711,569778,570846,571915,572985,574056,575128,576201,577275,578350,579426,580503,581581,582660,583740,584821,585903,586986,588070,589155,590241,591328,592416,593505,594595,595686,596778,597871,598965,600060,601156,602253,603351,604450,605550,606651,607753,608856,609960,611065,612171,613278,614386,615495,616605,617716,618828,619941,621055,622170,623286,624403,625521,626640,627760,628881,630003,631126,632250,633375,634501,635628,636756,637885,639015,640146,641278,642411,643545,644680,645816,646953,648091,649230,650370,651511,652653,653796,654940,656085,657231,658378,659526,660675,661825,662976,664128,665281,666435,667590,668746,669903,671061,672220,673380,674541,675703,676866,678030,679195,680361,681528,682696,683865,685035,686206,687378,688551,689725,690900,692076,693253,694431,695610,696790,697971,699153,700336,701520,702705,703891,705078,706266,707455,708645,709836,711028,712221,713415,714610,715806,717003,718201,719400,720600,721801,723003,724206,725410,726615,727821,729028,730236,731445,732655,733866,735078,736291,737505,738720,739936,741153,742371,743590,744810,746031,747253,748476,749700,750925,752151,753378,754606,755835,757065,758296,759528,760761,761995,763230,764466,765703,766941,768180,769420,770661,771903,773146,774390,775635,776881,778128,779376,780625,781875,783126,784378,785631,786885,788140,789396,790653,791911,793170,794430,795691,796953,798216,799480,800745,802011,803278,804546,805815,807085,808356,809628,810901,812175,813450,814726,816003,817281,818560,819840,821121,822403,823686,824970,826255,827541,828828,830116,831405,832695,833986,835278,836571,837865,839160,840456,841753,843051,844350,845650,846951,848253,849556,850860,852165,853471,854778,856086,857395,858705,860016,861328,862641,863955,865270,866586,867903,869221,870540,871860,873181,874503,875826,877150,878475,879801,881128,882456,883785,885115,886446,887778,889111,890445,891780,893116,894453,895791,897130,898470,899811,901153,902496,903840,905185,906531,907878,909226,910575,911925,913276,914628,915981,917335,918690,920046,921403,922761,924120,925480,926841,928203,929566,930930,932295,933661,935028,936396,937765,939135,940506,941878,943251,944625,946000,947376,948753,950131,951510,952890,954271,955653,957036,958420,959805,961191,962578,963966,965355,966745,968136,969528,970921,972315,973710,975106,976503,977901,979300,980700,982101,983503,984906,986310,987715,989121,990528,991936,993345,994755,996166,997578,998991,1000405,1001820,1003236,1004653,1006071,1007490,1008910,1010331,1011753,1013176,1014600,1016025,1017451,1018878,1020306,1021735,1023165,1024596,1026028,1027461,1028895,1030330,1031766,1033203,1034641,1036080,1037520,1038961,1040403,1041846,1043290,1044735,1046181,1047628,1049076,1050525,1051975,1053426,1054878,1056331,1057785,1059240,1060696,1062153,1063611,1065070,1066530,1067991,1069453,1070916,1072380,1073845,1075311,1076778,1078246,1079715,1081185,1082656,1084128,1085601,1087075,1088550,1090026,1091503,1092981,1094460,1095940,1097421,1098903,1100386,1101870,1103355,1104841,1106328,1107816,1109305,1110795,1112286,1113778,1115271,1116765,1118260,1119756,1121253,1122751,1124250,1125750,1127251,1128753,1130256,1131760,1133265,1134771,1136278,1137786,1139295,1140805,1142316,1143828,1145341,1146855,1148370,1149886,1151403,1152921,1154440,1155960,1157481,1159003,1160526,1162050,1163575,1165101,1166628,1168156,1169685,1171215,1172746,1174278,1175811,1177345,1178880,1180416,1181953,1183491,1185030,1186570,1188111,1189653,1191196,1192740,1194285,1195831,1197378,1198926,1200475,1202025,1203576,1205128,1206681,1208235,1209790,1211346,1212903,1214461,1216020,1217580,1219141,1220703,1222266,1223830,1225395,1226961,1228528,1230096,1231665,1233235,1234806,1236378,1237951,1239525,1241100,1242676,1244253,1245831,1247410,1248990,1250571,1252153,1253736,1255320,1256905,1258491,1260078,1261666,1263255,1264845,1266436,1268028,1269621,1271215,1272810,1274406,1276003,1277601,1279200,1280800,1282401,1284003,1285606,1287210,1288815,1290421,1292028,1293636,1295245,1296855,1298466,1300078,1301691,1303305,1304920,1306536,1308153,1309771,1311390,1313010,1314631,1316253,1317876,1319500,1321125,1322751,1324378,1326006,1327635,1329265,1330896,1332528,1334161,1335795,1337430,1339066,1340703,1342341,1343980,1345620,1347261,1348903,1350546,1352190,1353835,1355481,1357128,1358776,1360425,1362075,1363726,1365378,1367031,1368685,1370340,1371996,1373653,1375311,1376970,1378630,1380291,1381953,1383616,1385280,1386945,1388611,1390278,1391946,1393615,1395285,1396956,1398628,1400301,1401975,1403650,1405326,1407003,1408681,1410360,1412040,1413721,1415403,1417086,1418770,1420455,1422141,1423828,1425516,1427205,1428895,1430586,1432278,1433971,1435665,1437360,1439056,1440753,1442451,1444150,1445850,1447551,1449253,1450956,1452660,1454365,1456071,1457778,1459486,1461195,1462905,1464616,1466328,1468041,1469755,1471470,1473186,1474903,1476621,1478340,1480060,1481781,1483503,1485226,1486950,1488675,1490401,1492128,1493856,1495585,1497315,1499046,1500778,1502511,1504245,1505980,1507716,1509453,1511191,1512930,1514670,1516411,1518153,1519896,1521640,1523385,1525131,1526878,1528626,1530375,1532125,1533876,1535628,1537381,1539135,1540890,1542646,1544403,1546161,1547920,1549680,1551441,1553203,1554966,1556730,1558495,1560261,1562028,1563796,1565565,1567335,1569106,1570878,1572651,1574425,1576200,1577976,1579753,1581531,1583310,1585090,1586871,1588653,1590436,1592220,1594005,1595791,1597578,1599366,1601155,1602945,1604736,1606528,1608321,1610115,1611910,1613706,1615503,1617301,1619100,1620900,1622701,1624503,1626306,1628110,1629915,1631721,1633528,1635336,1637145,1638955,1640766,1642578,1644391,1646205,1648020,1649836,1651653,1653471,1655290,1657110,1658931,1660753,1662576,1664400,1666225,1668051,1669878,1671706,1673535,1675365,1677196,1679028,1680861,1682695,1684530,1686366,1688203,1690041,1691880,1693720,1695561,1697403,1699246,1701090,1702935,1704781,1706628,1708476,1710325,1712175,1714026,1715878,1717731,1719585,1721440,1723296,1725153,1727011,1728870,1730730,1732591,1734453,1736316,1738180,1740045,1741911,1743778,1745646,1747515,1749385,1751256,1753128,1755001,1756875,1758750,1760626,1762503,1764381,1766260,1768140,1770021,1771903,1773786,1775670,1777555,1779441,1781328,1783216,1785105,1786995,1788886,1790778,1792671,1794565,1796460,1798356,1800253,1802151,1804050,1805950,1807851,1809753,1811656,1813560,1815465,1817371,1819278,1821186,1823095,1825005,1826916,1828828,1830741,1832655,1834570,1836486,1838403,1840321,1842240,1844160,1846081,1848003,1849926,1851850,1853775,1855701,1857628,1859556,1861485,1863415,1865346,1867278,1869211,1871145,1873080,1875016,1876953,1878891,1880830,1882770,1884711,1886653,1888596,1890540,1892485,1894431,1896378,1898326,1900275,1902225,1904176,1906128,1908081,1910035,1911990,1913946,1915903,1917861,1919820,1921780,1923741,1925703,1927666,1929630,1931595,1933561,1935528,1937496,1939465,1941435,1943406,1945378,1947351,1949325,1951300,1953276,1955253,1957231,1959210,1961190,1963171,1965153,1967136,1969120,1971105,1973091,1975078,1977066,1979055,1981045,1983036,1985028,1987021,1989015,1991010,1993006,1995003,1997001,1999000,2001000,2003001,2005003,2007006,2009010,2011015,2013021,2015028,2017036,2019045,2021055,2023066,2025078,2027091,2029105,2031120,2033136,2035153,2037171,2039190,2041210,2043231,2045253,2047276,2049300,2051325,2053351,2055378,2057406,2059435,2061465,2063496,2065528,2067561,2069595,2071630,2073666,2075703,2077741,2079780,2081820,2083861,2085903,2087946,2089990,2092035,2094081,2096128,2098176,2100225,2102275,2104326,2106378,2108431,2110485,2112540,2114596,2116653,2118711,2120770,2122830,2124891,2126953,2129016,2131080,2133145,2135211,2137278,2139346,2141415,2143485,2145556,2147628,2149701,2151775,2153850,2155926,2158003,2160081,2162160,2164240,2166321,2168403,2170486,2172570,2174655,2176741,2178828,2180916,2183005,2185095,2187186,2189278,2191371,2193465,2195560,2197656,2199753,2201851,2203950,2206050,2208151,2210253,2212356,2214460,2216565,2218671,2220778,2222886,2224995,2227105,2229216,2231328,2233441,2235555,2237670,2239786,2241903,2244021,2246140,2248260,2250381,2252503,2254626,2256750,2258875,2261001,2263128,2265256,2267385,2269515,2271646,2273778,2275911,2278045,2280180,2282316,2284453,2286591,2288730,2290870,2293011,2295153,2297296,2299440,2301585,2303731,2305878,2308026,2310175,2312325,2314476,2316628,2318781,2320935,2323090,2325246,2327403,2329561,2331720,2333880,2336041,2338203,2340366,2342530,2344695,2346861,2349028,2351196,2353365,2355535,2357706,2359878,2362051,2364225,2366400,2368576,2370753,2372931,2375110,2377290,2379471,2381653,2383836,2386020,2388205,2390391,2392578,2394766,2396955,2399145,2401336,2403528,2405721,2407915,2410110,2412306,2414503,2416701,2418900,2421100,2423301,2425503,2427706,2429910,2432115,2434321,2436528,2438736,2440945,2443155,2445366,2447578,2449791,2452005,2454220,2456436,2458653,2460871,2463090,2465310,2467531,2469753,2471976,2474200,2476425,2478651,2480878,2483106,2485335,2487565,2489796,2492028,2494261,2496495,2498730,2500966,2503203,2505441,2507680,2509920,2512161,2514403,2516646,2518890,2521135,2523381,2525628,2527876,2530125,2532375,2534626,2536878,2539131,2541385,2543640,2545896,2548153,2550411,2552670,2554930,2557191,2559453,2561716,2563980,2566245,2568511,2570778,2573046,2575315,2577585,2579856,2582128,2584401,2586675,2588950,2591226,2593503,2595781,2598060,2600340,2602621,2604903,2607186,2609470,2611755,2614041,2616328,2618616,2620905,2623195,2625486,2627778,2630071,2632365,2634660,2636956,2639253,2641551,2643850,2646150,2648451,2650753,2653056,2655360,2657665,2659971,2662278,2664586,2666895,2669205,2671516,2673828,2676141,2678455,2680770,2683086,2685403,2687721,2690040,2692360,2694681,2697003,2699326,2701650,2703975,2706301,2708628,2710956,2713285,2715615,2717946,2720278,2722611,2724945,2727280,2729616,2731953,2734291,2736630,2738970,2741311,2743653,2745996,2748340,2750685,2753031,2755378,2757726,2760075,2762425,2764776,2767128,2769481,2771835,2774190,2776546,2778903,2781261,2783620,2785980,2788341,2790703,2793066,2795430,2797795,2800161,2802528,2804896,2807265,2809635,2812006,2814378,2816751,2819125,2821500,2823876,2826253,2828631,2831010,2833390,2835771,2838153,2840536,2842920,2845305,2847691,2850078,2852466,2854855,2857245,2859636,2862028,2864421,2866815,2869210,2871606,2874003,2876401,2878800,2881200,2883601,2886003,2888406,2890810,2893215,2895621,2898028,2900436,2902845,2905255,2907666,2910078,2912491,2914905,2917320,2919736,2922153,2924571,2926990,2929410,2931831,2934253,2936676,2939100,2941525,2943951,2946378,2948806,2951235,2953665,2956096,2958528,2960961,2963395,2965830,2968266,2970703,2973141,2975580,2978020,2980461,2982903,2985346,2987790,2990235,2992681,2995128,2997576,3000025,3002475,3004926,3007378,3009831,3012285,3014740,3017196,3019653,3022111,3024570,3027030,3029491,3031953,3034416,3036880,3039345,3041811,3044278,3046746,3049215,3051685,3054156,3056628,3059101,3061575,3064050,3066526,3069003,3071481,3073960,3076440,3078921,3081403,3083886,3086370,3088855,3091341,3093828,3096316,3098805,3101295,3103786,3106278,3108771,3111265,3113760,3116256,3118753,3121251,3123750,3126250,3128751,3131253,3133756,3136260,3138765,3141271,3143778,3146286,3148795,3151305,3153816,3156328,3158841,3161355,3163870,3166386,3168903,3171421,3173940,3176460,3178981,3181503,3184026,3186550,3189075,3191601,3194128,3196656,3199185,3201715,3204246,3206778,3209311,3211845,3214380,3216916,3219453,3221991,3224530,3227070,3229611,3232153,3234696,3237240,3239785,3242331,3244878,3247426,3249975,3252525,3255076,3257628,3260181,3262735,3265290,3267846,3270403,3272961,3275520,3278080,3280641,3283203,3285766,3288330,3290895,3293461,3296028,3298596,3301165,3303735,3306306,3308878,3311451,3314025,3316600,3319176,3321753,3324331,3326910,3329490,3332071,3334653,3337236,3339820,3342405,3344991,3347578,3350166,3352755,3355345,3357936,3360528,3363121,3365715,3368310,3370906,3373503,3376101,3378700,3381300,3383901,3386503,3389106,3391710,3394315,3396921,3399528,3402136,3404745,3407355,3409966,3412578,3415191,3417805,3420420,3423036,3425653,3428271,3430890,3433510,3436131,3438753,3441376,3444000,3446625,3449251,3451878,3454506,3457135,3459765,3462396,3465028,3467661,3470295,3472930,3475566,3478203,3480841,3483480,3486120,3488761,3491403,3494046,3496690,3499335,3501981,3504628,3507276,3509925,3512575,3515226,3517878,3520531,3523185,3525840,3528496,3531153,3533811,3536470,3539130,3541791,3544453,3547116,3549780,3552445,3555111,3557778,3560446,3563115,3565785,3568456,3571128,3573801,3576475,3579150,3581826,3584503,3587181,3589860,3592540,3595221,3597903,3600586,3603270,3605955,3608641,3611328,3614016,3616705,3619395,3622086,3624778,3627471,3630165,3632860,3635556,3638253,3640951,3643650,3646350,3649051,3651753,3654456,3657160,3659865,3662571,3665278,3667986,3670695,3673405,3676116,3678828,3681541,3684255,3686970,3689686,3692403,3695121,3697840,3700560,3703281,3706003,3708726,3711450,3714175,3716901,3719628,3722356,3725085,3727815,3730546,3733278,3736011,3738745,3741480,3744216,3746953,3749691,3752430,3755170,3757911,3760653,3763396,3766140,3768885,3771631,3774378,3777126,3779875,3782625,3785376,3788128,3790881,3793635,3796390,3799146,3801903,3804661,3807420,3810180,3812941,3815703,3818466,3821230,3823995,3826761,3829528,3832296,3835065,3837835,3840606,3843378,3846151,3848925,3851700,3854476,3857253,3860031,3862810,3865590,3868371,3871153,3873936,3876720,3879505,3882291,3885078,3887866,3890655,3893445,3896236,3899028,3901821,3904615,3907410,3910206,3913003,3915801,3918600,3921400,3924201,3927003,3929806,3932610,3935415,3938221,3941028,3943836,3946645,3949455,3952266,3955078,3957891,3960705,3963520,3966336,3969153,3971971,3974790,3977610,3980431,3983253,3986076,3988900,3991725,3994551,3997378,4000206,4003035,4005865,4008696,4011528,4014361,4017195,4020030,4022866,4025703,4028541,4031380,4034220,4037061,4039903,4042746,4045590,4048435,4051281,4054128,4056976,4059825,4062675,4065526,4068378,4071231,4074085,4076940,4079796,4082653,4085511,4088370,4091230,4094091,4096953,4099816,4102680,4105545,4108411,4111278,4114146,4117015,4119885,4122756,4125628,4128501,4131375,4134250,4137126,4140003,4142881,4145760,4148640,4151521,4154403,4157286,4160170,4163055,4165941,4168828,4171716,4174605,4177495,4180386,4183278,4186171,4189065,4191960,4194856,4197753,4200651,4203550,4206450,4209351,4212253,4215156,4218060,4220965,4223871,4226778,4229686,4232595,4235505,4238416,4241328,4244241,4247155,4250070,4252986,4255903,4258821,4261740,4264660,4267581,4270503,4273426,4276350,4279275,4282201,4285128,4288056,4290985,4293915,4296846,4299778,4302711,4305645,4308580,4311516,4314453,4317391,4320330,4323270,4326211,4329153,4332096,4335040,4337985,4340931,4343878,4346826,4349775,4352725,4355676,4358628,4361581,4364535,4367490,4370446,4373403,4376361,4379320,4382280,4385241,4388203,4391166,4394130,4397095,4400061,4403028,4405996,4408965,4411935,4414906,4417878,4420851,4423825,4426800,4429776,4432753,4435731,4438710,4441690,4444671,4447653,4450636,4453620,4456605,4459591,4462578,4465566,4468555,4471545,4474536,4477528,4480521,4483515,4486510,4489506,4492503,4495501,4498500,4501500,4504501,4507503,4510506,4513510,4516515,4519521,4522528,4525536,4528545,4531555,4534566,4537578,4540591,4543605,4546620,4549636,4552653,4555671,4558690,4561710,4564731,4567753,4570776,4573800,4576825,4579851,4582878,4585906,4588935,4591965,4594996,4598028,4601061,4604095,4607130,4610166,4613203,4616241,4619280,4622320,4625361,4628403,4631446,4634490,4637535,4640581,4643628,4646676,4649725,4652775,4655826,4658878,4661931,4664985,4668040,4671096,4674153,4677211,4680270,4683330,4686391,4689453,4692516,4695580,4698645,4701711,4704778,4707846,4710915,4713985,4717056,4720128,4723201,4726275,4729350,4732426,4735503,4738581,4741660,4744740,4747821,4750903,4753986,4757070,4760155,4763241,4766328,4769416,4772505,4775595,4778686,4781778,4784871,4787965,4791060,4794156,4797253,4800351,4803450,4806550,4809651,4812753,4815856,4818960,4822065,4825171,4828278,4831386,4834495,4837605,4840716,4843828,4846941,4850055,4853170,4856286,4859403,4862521,4865640,4868760,4871881,4875003,4878126,4881250,4884375,4887501,4890628,4893756,4896885,4900015,4903146,4906278,4909411,4912545,4915680,4918816,4921953,4925091,4928230,4931370,4934511,4937653,4940796,4943940,4947085,4950231,4953378,4956526,4959675,4962825,4965976,4969128,4972281,4975435,4978590,4981746,4984903,4988061,4991220,4994380,4997541,5000703,5003866,5007030,5010195,5013361,5016528,5019696,5022865,5026035,5029206,5032378,5035551,5038725,5041900,5045076,5048253,5051431,5054610,5057790,5060971,5064153,5067336,5070520,5073705,5076891,5080078,5083266,5086455,5089645,5092836,5096028,5099221,5102415,5105610,5108806,5112003,5115201,5118400,5121600,5124801,5128003,5131206,5134410,5137615,5140821,5144028,5147236,5150445,5153655,5156866,5160078,5163291,5166505,5169720,5172936,5176153,5179371,5182590,5185810,5189031,5192253,5195476,5198700,5201925,5205151,5208378,5211606,5214835,5218065,5221296,5224528,5227761,5230995,5234230,5237466,5240703,5243941,5247180,5250420,5253661,5256903,5260146,5263390,5266635,5269881,5273128,5276376,5279625,5282875,5286126,5289378,5292631,5295885,5299140,5302396,5305653,5308911,5312170,5315430,5318691,5321953,5325216,5328480,5331745,5335011,5338278,5341546,5344815,5348085,5351356,5354628,5357901,5361175,5364450,5367726,5371003,5374281,5377560,5380840,5384121,5387403,5390686,5393970,5397255,5400541,5403828,5407116,5410405,5413695,5416986,5420278,5423571,5426865,5430160,5433456,5436753,5440051,5443350,5446650,5449951,5453253,5456556,5459860,5463165,5466471,5469778,5473086,5476395,5479705,5483016,5486328,5489641,5492955,5496270,5499586,5502903,5506221,5509540,5512860,5516181,5519503,5522826,5526150,5529475,5532801,5536128,5539456,5542785,5546115,5549446,5552778,5556111,5559445,5562780,5566116,5569453,5572791,5576130,5579470,5582811,5586153,5589496,5592840,5596185,5599531,5602878,5606226,5609575,5612925,5616276,5619628,5622981,5626335,5629690,5633046,5636403,5639761,5643120,5646480,5649841,5653203,5656566,5659930,5663295,5666661,5670028,5673396,5676765,5680135,5683506,5686878,5690251,5693625,5697000,5700376,5703753,5707131,5710510,5713890,5717271,5720653,5724036,5727420,5730805,5734191,5737578,5740966,5744355,5747745,5751136,5754528,5757921,5761315,5764710,5768106,5771503,5774901,5778300,5781700,5785101,5788503,5791906,5795310,5798715,5802121,5805528,5808936,5812345,5815755,5819166,5822578,5825991,5829405,5832820,5836236,5839653,5843071,5846490,5849910,5853331,5856753,5860176,5863600,5867025,5870451,5873878,5877306,5880735,5884165,5887596,5891028,5894461,5897895,5901330,5904766,5908203,5911641,5915080,5918520,5921961,5925403,5928846,5932290,5935735,5939181,5942628,5946076,5949525,5952975,5956426,5959878,5963331,5966785,5970240,5973696,5977153,5980611,5984070,5987530,5990991,5994453,5997916,6001380,6004845,6008311,6011778,6015246,6018715,6022185,6025656,6029128,6032601,6036075,6039550,6043026,6046503,6049981,6053460,6056940,6060421,6063903,6067386,6070870,6074355,6077841,6081328,6084816,6088305,6091795,6095286,6098778,6102271,6105765,6109260,6112756,6116253,6119751,6123250,6126750,6130251,6133753,6137256,6140760,6144265,6147771,6151278,6154786,6158295,6161805,6165316,6168828,6172341,6175855,6179370,6182886,6186403,6189921,6193440,6196960,6200481,6204003,6207526,6211050,6214575,6218101,6221628,6225156,6228685,6232215,6235746,6239278,6242811,6246345,6249880,6253416,6256953,6260491,6264030,6267570,6271111,6274653,6278196,6281740,6285285,6288831,6292378,6295926,6299475,6303025,6306576,6310128,6313681,6317235,6320790,6324346,6327903,6331461,6335020,6338580,6342141,6345703,6349266,6352830,6356395,6359961,6363528,6367096,6370665,6374235,6377806,6381378,6384951,6388525,6392100,6395676,6399253,6402831,6406410,6409990,6413571,6417153,6420736,6424320,6427905,6431491,6435078,6438666,6442255,6445845,6449436,6453028,6456621,6460215,6463810,6467406,6471003,6474601,6478200,6481800,6485401,6489003,6492606,6496210,6499815,6503421,6507028,6510636,6514245,6517855,6521466,6525078,6528691,6532305,6535920,6539536,6543153,6546771,6550390,6554010,6557631,6561253,6564876,6568500,6572125,6575751,6579378,6583006,6586635,6590265,6593896,6597528,6601161,6604795,6608430,6612066,6615703,6619341,6622980,6626620,6630261,6633903,6637546,6641190,6644835,6648481,6652128,6655776,6659425,6663075,6666726,6670378,6674031,6677685,6681340,6684996,6688653,6692311,6695970,6699630,6703291,6706953,6710616,6714280,6717945,6721611,6725278,6728946,6732615,6736285,6739956,6743628,6747301,6750975,6754650,6758326,6762003,6765681,6769360,6773040,6776721,6780403,6784086,6787770,6791455,6795141,6798828,6802516,6806205,6809895,6813586,6817278,6820971,6824665,6828360,6832056,6835753,6839451,6843150,6846850,6850551,6854253,6857956,6861660,6865365,6869071,6872778,6876486,6880195,6883905,6887616,6891328,6895041,6898755,6902470,6906186,6909903,6913621,6917340,6921060,6924781,6928503,6932226,6935950,6939675,6943401,6947128,6950856,6954585,6958315,6962046,6965778,6969511,6973245,6976980,6980716,6984453,6988191,6991930,6995670,6999411,7003153,7006896,7010640,7014385,7018131,7021878,7025626,7029375,7033125,7036876,7040628,7044381,7048135,7051890,7055646,7059403,7063161,7066920,7070680,7074441,7078203,7081966,7085730,7089495,7093261,7097028,7100796,7104565,7108335,7112106,7115878,7119651,7123425,7127200,7130976,7134753,7138531,7142310,7146090,7149871,7153653,7157436,7161220,7165005,7168791,7172578,7176366,7180155,7183945,7187736,7191528,7195321,7199115,7202910,7206706,7210503,7214301,7218100,7221900,7225701,7229503,7233306,7237110,7240915,7244721,7248528,7252336,7256145,7259955,7263766,7267578,7271391,7275205,7279020,7282836,7286653,7290471,7294290,7298110,7301931,7305753,7309576,7313400,7317225,7321051,7324878,7328706,7332535,7336365,7340196,7344028,7347861,7351695,7355530,7359366,7363203,7367041,7370880,7374720,7378561,7382403,7386246,7390090,7393935,7397781,7401628,7405476,7409325,7413175,7417026,7420878,7424731,7428585,7432440,7436296,7440153,7444011,7447870,7451730,7455591,7459453,7463316,7467180,7471045,7474911,7478778,7482646,7486515,7490385,7494256,7498128,7502001,7505875,7509750,7513626,7517503,7521381,7525260,7529140,7533021,7536903,7540786,7544670,7548555,7552441,7556328,7560216,7564105,7567995,7571886,7575778,7579671,7583565,7587460,7591356,7595253,7599151,7603050,7606950,7610851,7614753,7618656,7622560,7626465,7630371,7634278,7638186,7642095,7646005,7649916,7653828,7657741,7661655,7665570,7669486,7673403,7677321,7681240,7685160,7689081,7693003,7696926,7700850,7704775,7708701,7712628,7716556,7720485,7724415,7728346,7732278,7736211,7740145,7744080,7748016,7751953,7755891,7759830,7763770,7767711,7771653,7775596,7779540,7783485,7787431,7791378,7795326,7799275,7803225,7807176,7811128,7815081,7819035,7822990,7826946,7830903,7834861,7838820,7842780,7846741,7850703,7854666,7858630,7862595,7866561,7870528,7874496,7878465,7882435,7886406,7890378,7894351,7898325,7902300,7906276,7910253,7914231,7918210,7922190,7926171,7930153,7934136,7938120,7942105,7946091,7950078,7954066,7958055,7962045,7966036,7970028,7974021,7978015,7982010,7986006,7990003,7994001,7998000,8002000,8006001,8010003,8014006,8018010,8022015,8026021,8030028,8034036,8038045,8042055,8046066,8050078,8054091,8058105,8062120,8066136,8070153,8074171,8078190,8082210,8086231,8090253,8094276,8098300,8102325,8106351,8110378,8114406,8118435,8122465,8126496,8130528,8134561,8138595,8142630,8146666,8150703,8154741,8158780,8162820,8166861,8170903,8174946,8178990,8183035,8187081,8191128,8195176,8199225,8203275,8207326,8211378,8215431,8219485,8223540,8227596,8231653,8235711,8239770,8243830,8247891,8251953,8256016,8260080,8264145,8268211,8272278,8276346,8280415,8284485,8288556,8292628,8296701,8300775,8304850,8308926,8313003,8317081,8321160,8325240,8329321,8333403,8337486,8341570,8345655,8349741,8353828,8357916,8362005,8366095,8370186,8374278,8378371,8382465,8386560,8390656,8394753,8398851,8402950,8407050,8411151,8415253,8419356,8423460,8427565,8431671,8435778,8439886,8443995,8448105,8452216,8456328,8460441,8464555,8468670,8472786,8476903,8481021,8485140,8489260,8493381,8497503,8501626,8505750,8509875,8514001,8518128,8522256,8526385,8530515,8534646,8538778,8542911,8547045,8551180,8555316,8559453,8563591,8567730,8571870,8576011,8580153,8584296,8588440,8592585,8596731,8600878,8605026,8609175,8613325,8617476,8621628,8625781,8629935,8634090,8638246,8642403,8646561,8650720,8654880,8659041,8663203,8667366,8671530,8675695,8679861,8684028,8688196,8692365,8696535,8700706,8704878,8709051,8713225,8717400,8721576,8725753,8729931,8734110,8738290,8742471,8746653,8750836,8755020,8759205,8763391,8767578,8771766,8775955,8780145,8784336,8788528,8792721,8796915,8801110,8805306,8809503,8813701,8817900,8822100,8826301,8830503,8834706,8838910,8843115,8847321,8851528,8855736,8859945,8864155,8868366,8872578,8876791,8881005,8885220,8889436,8893653,8897871,8902090,8906310,8910531,8914753,8918976,8923200,8927425,8931651,8935878,8940106,8944335,8948565,8952796,8957028,8961261,8965495,8969730,8973966,8978203,8982441,8986680,8990920,8995161,8999403,9003646,9007890,9012135,9016381,9020628,9024876,9029125,9033375,9037626,9041878,9046131,9050385,9054640,9058896,9063153,9067411,9071670,9075930,9080191,9084453,9088716,9092980,9097245,9101511,9105778,9110046,9114315,9118585,9122856,9127128,9131401,9135675,9139950,9144226,9148503,9152781,9157060,9161340,9165621,9169903,9174186,9178470,9182755,9187041,9191328,9195616,9199905,9204195,9208486,9212778,9217071,9221365,9225660,9229956,9234253,9238551,9242850,9247150,9251451,9255753,9260056,9264360,9268665,9272971,9277278,9281586,9285895,9290205,9294516,9298828,9303141,9307455,9311770,9316086,9320403,9324721,9329040,9333360,9337681,9342003,9346326,9350650,9354975,9359301,9363628,9367956,9372285,9376615,9380946,9385278,9389611,9393945,9398280,9402616,9406953,9411291,9415630,9419970,9424311,9428653,9432996,9437340,9441685,9446031,9450378,9454726,9459075,9463425,9467776,9472128,9476481,9480835,9485190,9489546,9493903,9498261,9502620,9506980,9511341,9515703,9520066,9524430,9528795,9533161,9537528,9541896,9546265,9550635,9555006,9559378,9563751,9568125,9572500,9576876,9581253,9585631,9590010,9594390,9598771,9603153,9607536,9611920,9616305,9620691,9625078,9629466,9633855,9638245,9642636,9647028,9651421,9655815,9660210,9664606,9669003,9673401,9677800,9682200,9686601,9691003,9695406,9699810,9704215,9708621,9713028,9717436,9721845,9726255,9730666,9735078,9739491,9743905,9748320,9752736,9757153,9761571,9765990,9770410,9774831,9779253,9783676,9788100,9792525,9796951,9801378,9805806,9810235,9814665,9819096,9823528,9827961,9832395,9836830,9841266,9845703,9850141,9854580,9859020,9863461,9867903,9872346,9876790,9881235,9885681,9890128,9894576,9899025,9903475,9907926,9912378,9916831,9921285,9925740,9930196,9934653,9939111,9943570,9948030,9952491,9956953,9961416,9965880,9970345,9974811,9979278,9983746,9988215,9992685,9997156,10001628,10006101};
    int main()
    {
    int n;
    scanf("%d",&n);
    int lo=0;
    int hi=4474;
    for(;;)
    {
    int mid=(lo+hi)/2;
    if(lo>=hi-1)break;
    if(bigger[mid]>=n)
    hi=mid;
    if(bigger[mid]<=n)
    lo=mid;

    }
    int k=bigger[hi];
    int x;
    int y;
    int rule;
    if(hi%2==0)
    {
    rule=1;
    x=hi;
    y=1;
    }
    else
    {
    rule=-1;
    x=1;
    y=hi;
    }

    for(;;)
    {
    if(k==n)
    break;
    k--;
    x-=rule;
    y+=rule;
    }
    printf("%d/%d",x,y);
    }

    • @ 2015-12-13 14:44:11

      我服

  • 0
    @ 2015-08-03 14:14:05

    #include <iostream>
    using namespace std;
    int main(){
    int n;
    cin >> n;
    int i = 0;
    while((n <= i (i + 1)/2) || (n > (i + 1)(i + 2)/2)) i++;
    int j = i % 2;
    int n1;
    int n2;
    if( j == 1){
    n1 = n - i(i + 1)/2;
    n2 = i + 2 - n1;
    } else{
    n2 = n - i ( i + 1) /2;
    n1 = i + 2 - n2;
    }
    cout << n1 << '/' << n2 << endl;
    }

  • 0
    @ 2015-04-13 16:27:09

    #include <iostream>
    using namespace std;

    int main(){
    int n;
    cin >> n;
    int i = 0;
    while((n <= i * (i + 1)/2) || (n > (i + 1)*(i + 2)/2)) i++;
    int j = i % 2;
    int n1;
    int n2;
    if( j == 1){
    n1 = n - i*(i + 1)/2;
    n2 = i + 2 - n1;
    } else{
    n2 = n - i * ( i + 1) /2;
    n1 = i + 2 - n2;
    }
    cout << n1 << '/' << n2 << endl;
    }

  • 0
    @ 2015-02-09 09:03:42

    var
    a,b:longint;
    begin
    readln(a);
    b:=1;
    while a-b>0 do
    begin
    dec(a,b);
    inc(b);
    end;
    if b mod 2=0 then write(a,'/',b+1-a)
    else write(b+1-a,'/',a);
    end.

  • 0
    @ 2015-02-08 09:26:11

    我真傻真的,今天这是怎么了。这么简单还错好几次。
    #include<iostream>
    #include<string.h>
    #include<math.h>
    using namespace std;

    int main(){
    freopen("in.txt", "r", stdin);

    long long int n;
    cin >> n;

    int i;
    int sum = 0;
    for (i = 1; sum < n; i++)sum += i;
    i--;
    if (sum == n){
    if (i & 1){
    cout << 1 << '/' << i << endl;
    }
    else{
    cout << i << '/' << 1 << endl;
    }
    }
    else{
    sum -= i;
    if (i & 1){
    cout << (i+1-(n-sum) ) << '/' << (n - sum);
    }
    else{
    cout << (n - sum) << '/' << (i + 1) - (n - sum) << endl;
    }
    }
    return 0;
    }

信息

ID
1333
难度
3
分类
数论 点击显示
标签
递交数
3681
已通过
1959
通过率
53%
被复制
20
上传者