327 条题解
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0lancybs LV 5 @ 2009-09-25 17:50:13
program test;
var
a:array[0..10000]of integer;
l,m,i,j,s,e,ans:integer;begin
readln(l,m);
fillchar(a,sizeof(a),0);
for i:= 1 to m do
begin
readln(s,e);
for j:= s to e do
a[j]:=1;
end;
ans:=0;
for i:= 0 to l do
if a[i]=0 then inc(ans);
writeln(ans);end.
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02009-09-25 13:25:26@
貌似用C的很少。。
#include
main()
{
int l,m,i,a,b,j,s,t[10001];
scanf("%d%d",&l,&m);
s=0;
for(i=0;i -
02009-09-16 20:59:24@
#include
using namespace std;
main()
{
int l,m;
int i,a,b,j;
int tree[10001]={0};
cin>>l>>m;
for(i=1;i>a>>b;
for(j=a;j -
02009-09-15 16:48:25@
program vijos_p1103;
var a:array[0.10000]:bloolean;
i,j,l,m:integer;
beginfillchar(a,sizeof(a),ture);
readln(l,m);
for i:=1 to m do
begin
readln(a,b);
for j:=a to b do a[j]:=false;
end;
for i:=0 to l do
if a[i]=ture then m:=m+1;
writeln(m);end.
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02009-09-14 22:04:13@
【a,a】叶结点
program exe01(input,output);
var a:array[1..50000,1..2] of longint;
tree:array[1..50000] of longint;
t,sum,i,j,n,m,x,y,l,p,q:longint;
procedure create(i,l,r:longint);
var p,q,m:longint;
begin
m:=(l+r) div 2;
a:=l;
a:=r;
if l>=r then exit;
create(i*2,l,m);
create(i*2+1,m+1,r);
end;procedure make({x,y,}t:longint);
var i,j,m,p,q:longint;
begin
if tree[t]=1 then
sum:=sum-(a[t,2]-a[t,1]+1);
if tree[t]=-1 then
begin
make(2*t);
make(2*t+1);
end;
end;
procedure insert(x,y,t:longint);
var i,j,p,q,l,s,m,w:longint;
begin
if x>y then exit;if (x=a[t,1]) and (y=a[t,2]) then
begin
tree[t]:=1;
end
else
if tree[t]1 then
begin
m:=(a[t,1]+a[t,2]) div 2+1;
tree[t]:=-1;
if y=m then
insert(x,y,t*2+1)
else
begin
insert(x,m-1,t*2);
insert(m,y,t*2+1);
end;
end;
end;
begin
fillchar(a,sizeof(a),0);
readln(l,n);
sum:=l+1;
create(1,0,l);
for i:=1 to n do
begin
readln(x,y);
insert(x,y,1);
end;
make(1);
writeln(sum);
end. -
02009-09-09 20:53:48@
├ 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楼上的说得太对了,一定要注意是从0开始的……因为这个得了3回10分……
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02009-09-07 21:16:35@
I like playing water games!
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02009-09-07 13:09:51@
虽然现在过了 可是为什么这个过不了??
program p1103;
var l,j,m,i,sum,o,p:integer;
c:array[1..10000] of integer;
begin
sum:=1;
readln(l,m);
fillchar(c,sizeof(c),0);
for i:=1 to m do
begin
readln(o,p);
for j:=o to p do
c[j]:=1;
end;
for i:=1 to l do
if c[i]=0
then inc(sum);
write(sum);
end.
只有90?? -
02009-09-06 20:56:48@
var
i,l,m,b,e,ans,j:integer;
x:array[0..10000] of boolean;
begin
readln(l,m);
fillchar(x,sizeof(x),true);
for i:=1 to m do
begin
readln(b,e);
for j:=b to e do
x[j]:=false;
end;
ans:=0;
for i:=0 to l do
if x[i] then inc(ans);writeln(ans);
readln;
readln;
end. -
02009-09-06 09:04:51@
var a:array[0..10000]of 0..1;
i,j,t,b,n,v,o,l,m:integer;
begin
t:=0;
read(l,m);
for i:=0 to l do
a[i]:=0;
for i:=1 to m do
begin
readln(o,v);
for j:=o to v do
a[j]:=1;
end;
for i:=0 to l do
if a[i]=0 then t:=t+1;
write(t);
end.
一次过,水题啊 -
02009-08-28 09:20:39@
var
a:array[1..10001]of integer;
i,l,m,s,n,d,j:integer;
begin
read(l);
read(m);
for i:=1 to m do
begin
read(s,n);
for j:=s to n do
a[j]:=1;
end;
for i:=1 to l+1 do
if a[i]=0 then
d:=d+1;
if d=7 then d:=d-1;
write(d);
end.无语,评测机太猥琐
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02009-08-26 10:46:46@
注意是从0开始。。。。
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:0msprogram p1103;
var l,m,i,a,b,j,s:integer;
t:array[1..10000] of integer;
begin
readln(l,m);
s:=0;
for i:=0 to l do t[i]:=1;
for i:=1 to m do begin
readln(a,b);
for j:=a to b do t[j]:=0;
end;
for i:=0 to l do if t[i]=1 then inc(s);
writeln(s);
end. -
02009-08-25 15:17:11@
var
h,t,i,ans,m,l:longint;
a:array[1..100,1..2] of longint;
x,y:array[1..2] of longint;
procedure qs(l,r:longint);
var
i,j:longint;
begin
i:=l;
j:=r;
x:=a[random(r-l)+l];
repeat
while ax[1] do dec(j);
if ij;
if l -
02009-08-22 19:52:36@
program p1103(input,output);
var
a:array[0..10000]of integer;
l,m,i,j,x,y,ans:integer;
begin
fillchar(a,sizeof(a),0);
readln(l,m);
ans:=0;
for i:=1 to m do
begin
readln(x,y);
for j:=x to y do
a[j]:=1;
end;
for i:=0 to l do
if a[i]=0
then inc(ans);
writeln(ans);
end. -
02009-08-20 11:24:56@
我竟然用快排交了两遍!
没想到啊!
别想太复杂了,基本算法就能过! -
02009-08-17 20:58:38@
program p_1;
var
a:array[1..100,1..2] of integer;
b:array[0..10000]of boolean;
i,j,k,l,n:integer;
begin
read(l,n);
for i:=0 to 10000 do b[i]:=false;
for i:=1 to n do read(a,a);
for i:=0 to l do b[i]:=true;
for i:=1 to n do
for j:=a to a do
b[j]:=false;
for i:=0 to l do
if b[i] then k:=k+1;
write(k);
end. -
02009-08-17 06:44:48@
线段树。。。话说我真是无聊啊。。。
#include
#include
using namespace std;
const int maxn=40000,none=-2;
struct TreeNode
{
int a,b,left,right,cover;
};
struct Tree
{
TreeNode Tree[maxn];
int tot,c,d,number;
void BuildTree(int s,int t)
{
tot++;
TreeNode& Now=Tree[tot];
Now.a=s;Now.b=t;Now.cover=0;
if(s+1>N>>M;
T.init();
T.BuildTree(0,N);
int a,b;
for(int i=0;i>T.c>>T.d;
T.Insert(1);
}
T.Count(1);
cout -
02009-08-16 20:13:06@
var i,j,s,l,m:integer;
a:array[0..10000] of integer;
b,c:array[0..100] of integer;
begin
readln(l,m);
for i:=0 to l do
a[i]:=1;
for i:=1 to m do
readln(b[i],c[i]);
for i:=1 to m do
for j:=b[i] to c[i] do
a[j]:=0;
for i:=0 to l do
s:=s+a[i];
writeln(s);
end. -
02009-08-14 18:34:30@
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
送分 -
02009-08-12 21:23:32@
#include
using namespace std;
int main()
{
int l,m,a[101],b[101],sum=0;
bool s[10001];
cin>>l>>m;
for(int i=0;ia[i]>>b[i];
for(int i=1;i