题解

158 条题解

  • 0
    @ 2009-09-21 23:45:01

    闷,多打印了一个变量交了2次.

    只要冒泡排序2次就可以了

  • 0
    @ 2009-09-18 18:13:22

    何等水题!!

    #include

    struct d

    {

    int chinese,math,english;

    int sign,grade;

    }a[10000];

    int com(struct d a1,struct d a2)

    {

    if(a1.grade

  • 0
    @ 2009-09-18 11:45:14

    #include

    #include

    using namespace std;

    bool rule(int *a,int *b)

    {

    bool t = false;

    t = a[1]+a[2]+a[3] == b[1]+b[2]+b[3];

    if(t == false)

    return a[1]+a[2]+a[3] > b[1]+b[2]+b[3];

    else

    {

    t = a[1] == b[1];

    if(t == false)

    return a[1] > b[1];

    else

    return a[0] < b[0];

    }

    }

    int main()

    {

    int n;

    cin >> n;

    int a[1000][4];

    int temp;

    for(int i = 1;i > a[i][1];

    cin >> a[i][2];

    cin >> a[i][3];

    }

    for(int i = 1;i

  • 0
    @ 2009-09-13 10:15:58

    N的范围是多大啊?

  • 0
    @ 2009-09-11 21:31:47

    经本人提交N……100000000000次后 精确测定 n

  • 0
    @ 2009-09-08 17:32:52

    program P1398

    var i,j,k,n,s,w,z:inblge;

    a:arrang[a..5,1..3]; of integer;

    begin

    readln(n);

    for i=1 to n do begin

    a[a+1,1]:=a[h,1];

    a[h+2,2]:=a[h,2];

    a[h+3,3]:=a[h,3];

    end:

    end:

    begin

    readln(n);

    for i:=1 to n do

    begin

    readln(y,s,w);

    z:=y+s+w;

    for j:=i to 5 do

    begin

    if a[j,i]

  • 0
    @ 2009-08-28 11:30:00

    编译通过...

    ├ 测试数据 01:答案正确... 0ms

    ├ 测试数据 02:答案正确... 0ms

    ├ 测试数据 03:答案正确... 0ms

    ├ 测试数据 04:答案正确... 0ms

    ├ 测试数据 05:答案正确... 0ms

    ├ 测试数据 06:答案正确... 0ms

    ├ 测试数据 07:答案正确... 0ms

    ├ 测试数据 08:答案正确... 0ms

    ├ 测试数据 09:答案正确... 0ms

    ├ 测试数据 10:答案正确... 0ms

    ---|---|---|---|---|---|---|---|-

    Accepted 有效得分:100 有效耗时:0ms

    type

    node=record

    s:longint;// Score

    c:longint;// Chinese

    n:longint;// Number

    end;

    var

    a:array[0..1000] of node;

    i,j,k,m,sum:longint;

    begin

    readln(sum);

    for i:=1 to sum do

    begin

    readln(j,k,m);

    a[i].n:=i;

    a[i].s:=j+k+m;

    a[i].c:=j;

    end;

    for i:=1 to sum-1 do

    for j:=sum downto i+1 do

    if (a[j].s>a[j-1].s) or ((a[j].s=a[j-1].s) and (a[j].c>a[j-1].c)) then

    begin

    a[0]:=a[j];

    a[j]:=a[j-1];

    a[j-1]:=a[0];

    end;

    for i:=1 to 5 do

    writeln(a[i].n,' ',a[i].s);

    end.

    Flag    Accepted

    题号   P1398

    类型(?)   其它

    通过   2244人

    提交   4812次

    通过率   47%

    难度   1

    提交 讨论 题解

  • 0
    @ 2009-08-25 23:03:00

    一次AC

    program noip_jiangxuejin;

    type

    re = record

    num : integer;

    chinese : shortint;

    sum : integer;

    end;

    var

    a : array[1..1000] of re;

    chn,math,eng,i,j,n,temp : longint;

    begin

    readln(n);

    for i := 1 to n do

    begin

    read(chn,math,eng);

    with a[i] do

    begin

    num := i;

    sum := chn+math+eng;

    chinese := chn;

    end;

    end;

    for i := 1 to n-1 do

    begin

    for j := i+1 to n do

    begin

    if a[i].sum < a[j].sum then

    begin

    temp := a[i].sum;

    a[i].sum := a[j].sum;

    a[j].sum := temp;

    temp := a[i].num;

    a[i].num := a[j].num;

    a[j].num := temp;

    temp := a[i].chinese;

    a[i].chinese := a[j].chinese;

    a[j].chinese := temp;

    end else

    begin

    if (a[i].sum=a[j].sum)and(a[i].chinesea[j].num) then

    begin

    temp := a[i].sum;

    a[i].sum := a[j].sum;

    a[j].sum := temp;

    temp := a[i].num;

    a[i].num := a[j].num;

    a[j].num := temp;

    temp := a[i].chinese;

    a[i].chinese := a[j].chinese;

    a[j].chinese := temp;

    end;

    end;

    end;

    end;

    for i := 1 to 5 do

    begin

    with a[i] do

    begin

    write(num,' ');

    writeln(sum);

    end;

    end;

    end.

  • 0
    @ 2009-08-24 17:12:47

    program scholar(input,output);

    var n,i,a,z1,z2,z3,zf,xh:longint;

    jla,jlb,jlc:array [1..5] of longint;

    procedure jh(var a,b:longint);

    var c:longint;

    begin

    c:=a;

    a:=b;

    b:=c;

    end;

    begin

    readln(n);

    for i:=1 to n do

    begin

    readln(z1,z2,z3);

    zf:=z1+z2+z3;

    xh:=i;

    for a:=1 to 5 do

    if zf>jla[a]

    then begin

    jh(zf,jla[a]);

    jh(z1,jlb[a]);

    jh(xh,jlc[a]);

    end

    else if zf=jla[a]

    then if z1>jlb[a]

    then begin

    jh(zf,jla[a]);

    jh(z1,jlb[a]);

    jh(xh,jlc[a]);

    end

    else if (z1=jlb[a]) and (xh

  • 0
    @ 2009-08-23 20:18:16

    晕死,这么简单的题目、、、居然以为N

  • 0
    @ 2009-08-22 14:12:42

    原汁原味的纯模拟!

    #include

    using namespace std;

    int nb[1000][1000];

    int main()

    {

    memset(nb,0,sizeof(nb));

    int n,i,j, a, b, c, total,l,chengji,xu,mm,yy,gg,chi;

    cin >> n;

    for(i = 1; i > a >> b >> c;

    total = a + b + c;

    if( total > nb[1][2] )

    {

    xu = nb[1][1];

    chengji = nb[1][2];

    chi = nb[1][3];

    nb[1][1] = i;

    nb[1][2] = total;

    nb[1][3] = a;

    for(j = 2; j nb[2][2])

    {

    xu = nb[2][1];

    chengji = nb[2][2];

    chi = nb[2][3];

    nb[2][1] = i;

    nb[2][2] = total;

    nb[2][3] = a;

    for(j = 3; j nb[3][2])

    {

    xu = nb[3][1];

    chengji = nb[3][2];

    chi = nb[3][3];

    nb[3][1] = i;

    nb[3][2] = total;

    nb[3][3] = a;

    for(j = 4; j nb[4][2])

    {

    nb[5][1] = nb[4][1];

    nb[5][2] = nb[4][2];

    nb[5][3] = nb[4][3];

    nb[4][1] = i;

    nb[4][2] = total;

    nb[4][3] = a;

    }

    else if(total > nb[5][2])

    {

    nb[5][1] = i;

    nb[5][2] = total;

    nb[5][3] = a;

    }

    }

    for(int cc = 1; cc nb[cc + 1][1] && nb[cc][3] == nb[cc+1][33])

    {

    int temp1 = nb[cc][1];

    int temp2 = nb[cc][2];

    int temp3 = nb[cc][3];

    nb[cc][1] = nb[cc+1][1];

    nb[cc][2] = nb[cc+1][2];

    nb[cc][3] = nb[cc+1][3];

    nb[cc+1][1] = temp1;

    nb[cc+1][2] = temp2;

    nb[cc+1][3] = temp3;

    }

    }

    cout

  • 0
    @ 2009-08-19 15:16:25

    type node=record

    hm,yw,sx,wy,zf:longint;

    end;

    var stu:array[1..1000]of node;

    n,i,j,k,t,y,s,w:longint;

    begin

    readln(n);

    for i:=1 to n do

    begin

    readln(y,s,w);

    with stu[i] do

    begin

    hm:=i;

    yw:=y;

    sx:=s;

    wy:=w;

    zf:=y+s+w;

    end;

    end;

    for i:=1 to n-1 do

    begin

    k:=i;

    for j:=i+1 to n do

    if (stu[j].zf>stu[k].zf)or((stu[j].zf=stu[k].zf)and(stu[j].yw>stu[k].yw)) then k:=j;

    t:=stu[i].zf;stu[i].zf:=stu[k].zf;stu[k].zf:=t;

    t:=stu[i].yw;stu[i].yw:=stu[k].yw;stu[k].yw:=t;

    t:=stu[i].hm;stu[i].hm:=stu[k].hm;stu[k].hm:=t;

    end;

    for i:=1 to 5 do

    writeln(stu[i].hm,' ',stu[i].zf);

    end.

    不告诉我n

  • 0
    @ 2009-08-15 14:13:50

    我到现在都不知道n到底最大是多少,反正数组开的是100000

    编译通过...

    ├ 测试数据 01:答案正确... 0ms

    ├ 测试数据 02:答案正确... 0ms

    ├ 测试数据 03:答案正确... 0ms

    ├ 测试数据 04:答案正确... 0ms

    ├ 测试数据 05:答案正确... 0ms

    ├ 测试数据 06:答案正确... 0ms

    ├ 测试数据 07:答案正确... 0ms

    ├ 测试数据 08:答案正确... 0ms

    ├ 测试数据 09:答案正确... 0ms

    ├ 测试数据 10:答案正确... 0ms

    ---|---|---|---|---|---|---|---|-

    Accepted 有效得分:100 有效耗时:0ms

    选排就秒杀

  • 0
    @ 2009-08-15 13:34:26

    出题的也不至于这样吧

    欺负我傻×

    n怎么没范围的????!!!!

    囧囧rz

  • 0
    @ 2009-08-13 11:31:49

    闷,第一次用快排居然超时了,第二次用选择排序就ac了……

    procedure change(var s1,s2:longint);

    var t:longint;

    begin

    t:=s1; s1:=s2; s2:=t;

    end;

    begin

    readln(n);

    for i:=1 to n do begin

    read(b[i]); read(q); readln(p);

    a[i]:=b[i]+p+q; c[i]:=i;

    end;

    for i:=1 to 5 do begin

    for j:=i+1 to n do begin

    if a[i]

  • 0
    @ 2009-08-07 19:44:59

    program p1398;

    var zf,yw,xh:array[1..10000] of longint;

    n,a,b,c,i:longint;

    procedure swap(var a,b:longint);

    var t:longint;

    begin

    t:=a;a:=b;b:=t;

    end;

    procedure qs(l,r:longint);

    var i,j,x1,x2,x3:longint;

    begin

    i:=l;j:=r;

    x1:=zf[(i+j) div 2];

    x2:=yw[(i+j) div 2];

    x3:=xh[(i+j) div 2];

    repeat

    while (zf[i]>x1) or ((zf[i]=x1) and (yw[i]>x2)) or ((zf[i]=x1) and (yw[i]=x2) and (xh[i]

  • 0
    @ 2009-08-06 20:01:05

    排序

    关键是看清题目,判断在哪种情况下可以交换

  • 0
    @ 2009-08-05 09:09:57

    编译通过...

    ├ 测试数据 01:答案正确... 0ms

    ├ 测试数据 02:答案正确... 0ms

    ├ 测试数据 03:答案正确... 0ms

    ├ 测试数据 04:答案正确... 0ms

    ├ 测试数据 05:答案正确... 0ms

    ├ 测试数据 06:答案正确... 0ms

    ├ 测试数据 07:答案正确... 0ms

    ├ 测试数据 08:答案正确... 0ms

    ├ 测试数据 09:答案正确... 0ms

    ├ 测试数据 10:答案正确... 0ms

    var

    n,i,j,k:longint;

    a,b,c:array[0..1000] of longint;

    begin

    readln(n);

    for i:=1 to n do

    begin

    readln(a[i],j,k);

    b[i]:=a[i]+j+k;

    c[i]:=i;

    end;

    for i:=1 to n-1 do

    for j:=i+1 to n do

    if b[i]c[j] then begin

    k:=c[i];c[i]:=c[j];c[j]:=k;

    end

    else

    else if a[i]

  • 0
    @ 2009-08-04 18:05:03

    编译通过...

    ├ 测试数据 01:答案正确... 0ms

    ├ 测试数据 02:答案正确... 0ms

    ├ 测试数据 03:答案正确... 0ms

    ├ 测试数据 04:答案正确... 0ms

    ├ 测试数据 05:答案正确... 0ms

    ├ 测试数据 06:答案正确... 0ms

    ├ 测试数据 07:答案正确... 0ms

    ├ 测试数据 08:答案正确... 0ms

    ├ 测试数据 09:答案正确... 0ms

    ├ 测试数据 10:答案正确... 0ms

    ---|---|---|---|---|---|---|---|-

    Accepted 有效得分:100 有效耗时:0ms

    有点长,不过格式好。。。。。

    =======================晒程序======================

    var

    a:array[0..1000] of string;

    n,i,x,y,z,tmp:longint;

    st:string;

    function load1(tmp:longint):string;

    var

    x,st:string;

    begin

    x:='';

    tmp:=999-tmp;

    if tmp

  • 0
    @ 2009-08-04 13:06:04

    编译通过...

    ├ 测试数据 01:答案正确... 0ms

    ├ 测试数据 02:答案正确... 0ms

    ├ 测试数据 03:答案正确... 0ms

    ├ 测试数据 04:答案正确... 0ms

    ├ 测试数据 05:答案正确... 0ms

    ├ 测试数据 06:答案正确... 0ms

    ├ 测试数据 07:答案正确... 0ms

    ├ 测试数据 08:答案正确... 0ms

    ├ 测试数据 09:答案正确... 0ms

    ├ 测试数据 10:答案正确... 0ms

    ---|---|---|---|---|---|---|---|-

    Accepted 有效得分:100 有效耗时:0ms

    Program Scholar;

    Var n,i,num,code:integer;

    temp:string;

    a:array[1..300] of string[9];

    cn,ma,en,sum:array[1..300] of integer;

    Procedure init;

    Var i,j,l:longint;

    temp:string;

    Begin

    readln(n);

    for i:=1 to n do

    begin

    readln(cn[i],ma[i],en[i]);

    sum[i]:=cn[i]+ma[i]+en[i];

    str(sum[i],temp);

    l:=length(temp);

    for j:=1 to 3-l do a[i]:=a[i]+'0';

    a[i]:=a[i]+temp;

    str(cn[i],temp);

    l:=length(temp);

    for j:=1 to 3-l do a[i]:=a[i]+'0';

    a[i]:=a[i]+temp;

    str(300-i,temp);

    l:=length(temp);

    for j:=1 to 3-l do a[i]:=a[i]+'0';

    a[i]:=a[i]+temp;

    end;

    End;

    Procedure Sort(s,e:integer);

    Var i,j:integer;

    t:string[9];

    Begin

    i:=s; j:=e; t:=a[i];

    while i

信息

ID
1398
难度
4
分类
其他 | 排序 点击显示
标签
递交数
6456
已通过
2669
通过率
41%
被复制
22
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