杭电1003 最大连续子串

6 -1 5 4 -7

#include<iostream>
using namespace std;
int main(){
    int t,n,a,max,sum,start,end,temp;

    while(cin>>t){
        for(int i=1;i<=t;i++){
       cin>>n;
       max=-1001;
       temp=1;
       sum=0;
       for(int i=1;i<=n;i++){
           cin>>a;
           sum+=a;
           if(max<sum){
               max=sum;
               start=temp;
               end=i;
           }
           if(sum<0){
               temp=i+1;
               sum=0;
           }
       }
       cout<<"Case "<<i<<":"<<endl;
       cout<<max<<" "<<start<<" "<<end<<endl;
       if(i<t)
           cout<<endl;
        }
    }
    return 0;
}