wmq2006 @ 2020-07-24 22:05:20
洛谷IDE居然显示输入长度不合法???
比如2500 4300的数据就显示输入长度不合法,而输入相同的题解就不会
真的快疯了,一个题代码写了20分钟调这个错两个小时
好心人能帮着看看吗qwq
#include<iostream>
#include<iomanip>
#include<algorithm>
#include<queue>
#include<map>
#include<stack>
#include<cmath>
#include<cstring>
#include<string>
#include<cstdio>
using namespace std;
int w[300001],v[300001],l[300001],r[300001],n,m,s;
long long qw[200001]={0},qv[200001]={0};
long long ans=1e18,answ=0;
long long u=0,d=1e18,mid;
long long check(int k){
long long cnt=0;
for(int i=1;i<=n;i++)qw[i]=0,qv[i]=0;
for(int i=1;i<=n;i++){
if(w[i]>=k){
qw[i]=qw[i-1]+1;
qv[i]=qv[i-1]+v[i];
}
else{
qw[i]=qw[i-1];
qv[i]=qv[i-1];
}
}
for(int i=1;i<=m;i++)cnt+=(qv[r[i]]-qv[l[i]-1])*(qw[r[i]]-qw[l[i]-1]);
return cnt;
}
int main(){
//freopen("bird.in","r",stdin);
//freopen("bird.out","w",stdout);
cin>>n>>m>>s;
for(int i=1;i<=n;i++){
cin>>w[i]>>v[i];
//u=max(u,w[i]);
//d=min(d,w[i]);
}
u=1e6;
d=0;
for(int i=1;i<=m;i++)cin>>l[i]>>r[i];
while(d<u){
mid=(u+d)/2;
//cout<<mid<<" "<<check(mid)<<endl;
if(check(mid)<s)u=mid-1;
if(check(mid)>s)d=mid+1;
if(abs(check(mid)-s)<ans)ans=abs(check(mid)-s);
if(check(mid)==s){cout<<ans<<endl;return 0;}
}
cout<<ans<<endl;
return 0;
}
by yummy @ 2020-07-24 22:18:20
@wmq2006 别用你谷IDE,你谷IDE本来就不能测试大数据,用本地IDE吧
by wmq2006 @ 2020-07-24 22:27:17
@yummy LINUX也不行
by RE—自动机 @ 2020-08-04 10:13:04
直接提交一下吧