34 lines
646 B
C++
34 lines
646 B
C++
#include <stdio.h>
|
|
#include <algorithm>
|
|
using namespace std;
|
|
struct TT
|
|
{
|
|
int c,d;
|
|
bool operator < (const TT& s)const
|
|
{
|
|
return d < s.d;
|
|
}
|
|
}A[100002];
|
|
int main()
|
|
{
|
|
int z,n;
|
|
__int64 t,ans;
|
|
scanf("%d",&z);
|
|
for(int k=1;k<=z;k++)
|
|
{
|
|
scanf("%d",&n);
|
|
for(int i=0;i<n;i++)
|
|
scanf("%d%d",&A[i].c,&A[i].d);
|
|
sort(A,A+n);
|
|
t = ans = 0;
|
|
for(int i=0;i<n;i++)
|
|
{
|
|
t += A[i].c;
|
|
if(ans < t - A[i].d)
|
|
ans = t - A[i].d;
|
|
}
|
|
printf("Case %d: %I64d\n",k,ans);
|
|
}
|
|
return 0;
|
|
}
|