HDU 1003 Max Sum（DP）

#include <iostream>
#include<stdio.h>
using namespace std;
int main()
{
    int n,start,end;
    cin>>n;
    int m ;
    for(int k = 1 ; k <= n ; k++)
    {
        cin>>m;
        int max = -1001,sum = 0,flag = 1;
        for(int i = 0 ; i <= m-1 ; i++)
        {
            int ch ;
            cin>>ch ;
            sum += ch;
            if(sum > max)
            {
                max = sum;
                start = flag;
                end = i+1;
            }
            if(sum<0)
            {
                sum=0;
                flag=i+2;
            }
        }
        cout<<"Case "<<k<<":"<<endl<<max<<" "<<start<<" "<<end<<endl;
        if(k != n)
        cout<<endl;
    }
    return 0;
}