状态转移方程max=(a[i],sum[i-1]+a[i])
#include<stdio.h>
 int main()
 {
     int r=1;
     int n,m;
     int z=0;
     int p,q;
     int i,j,k,t,x,y;
     int max;
     scanf("%d",&n);
     while(n--)
     {
         p=-999999;
         max=-1;
         t=0;
         k=1;
         j=1;
         y=0;
         scanf("%d",&m);
     
         while(m--)
         {
             scanf("%d",&i);
         
             y++;
             if(p<i)
             {
                 p=i;
                 q=y;    
             }
             
             t+=i;
             if(t>max)
             {
                 max=t;
                 k=j;
                 x=y;
             }
             if(t<0)
             {
                 j=y+1;
                 t=0;
             }                
         }
         if(r==1)
             r=0;
         else
             printf("\n");printf("Case %d:\n",++z);
         if(p>=0)
         
         printf("%d %d %d\n",max,k,x);
         else
             printf("%d %d %d\n",p,q,q);
     }
     return 0;
 }