#include <stdio.h>
int main()
{
    int a[100002]={0},n,m,flag=0;
         long N,yisum=-1001,j,i,p1,p2,ersum=0,k=0,position;
while(scanf("%d",&n)!=EOF)
{
m=n;
   while(n--)
{
    if(m>=0&&m<=20)
    {
            scanf("%ld",&N);
        for(j=0;j<N;j++)
             scanf("%d",&a[j]);
        for(j=0;j<N;j++)
            if(a[j]>0)
            {
                flag=1;
                break;
            }
            if(!flag)
                for(j=0;j<N;j++)
                    if(yisum<a[j])
                    {
                        yisum=a[j];
                        position=j;
                    }
        for(j=0;j<N&&flag;j++)
        {
            ersum=ersum+a[j];
                if(ersum<0)
                               {
                    ersum=0;
                    continue;
                               }
                else
            if(yisum<ersum)
            {
                yisum=ersum;
                p2=j;
            }
        }
                  ersum=0;
             for(k=p2;k>=0;k--)
                {
                ersum=ersum+a[k];
                  if(ersum==yisum)
                       p1=k;
                }
        printf("Case %d:\n",m-n);
        if(flag)
        printf("%ld %ld %ld\n",yisum,p1+1,p2+1);
        else
            printf("%ld %ld %ld\n",yisum,position+1,position+1);
            yisum=-1001;ersum=0;
            for(j=0;j<100002;j++)
                a[j]=0;
        }
    if(n)
        printf("\n");
    }
   
}
    return 0;
}

大侠看看咯

考虑了啊

if(ersum<0)
                               {
                    ersum=0;
                    continue;
                               }
这个语句就是啊

大家来讨论一下呀

有C的吗？

要不帮我看看哪错了，再AC一下，不甚感谢

大侠，出来罗

#include <stdio.h>
int main()
{
    int a[100002]={0},n,m,flag=0;
         long N,yisum=-1001,j,i,p1,p2,ersum=0,k=0,position;
scanf("%d",&n);
{
m=n;
   while(n--)
{
    if(m>=0&&m<=20)
    {
            scanf("%ld",&N);
        for(j=0;j<N;j++)
             scanf("%d",&a[j]);
        for(j=0;j<N;j++)
            if(a[j]>0)
            {
                flag=1;
                break;
            }
            if(!flag)
            {
                for(i=0;i<N;i++)
                    if(yisum<a[i])
                    {
                        yisum=a[i];
                        position=i;
                    }
            }
        for(j=0;j<N&&flag;j++)
        {
            ersum=ersum+a[j];
                if(ersum<0)
                               {
                    ersum=0;
                    continue;
                               }
                else
            if(yisum<ersum)
            {
                yisum=ersum;
                p2=j;
            }
        }
                  ersum=0;
             for(k=p2;k>=0;k--)
                {
                ersum=ersum+a[k];
                  if(ersum==yisum)
                       p1=k;
                }
        printf("Case %d:\n",m-n);
        if(flag)
        printf("%ld %ld %ld\n",yisum,p1+1,p2+1);
        else
            printf("%ld %ld %ld\n",yisum,position+1,position+1);
            yisum=-1001;ersum=0;
            for(j=0;j<N;j++)
                a[j]=0;
        }
    if(n)
        printf("\n");
    }
   
}
    return 0;
}
这是最新代码，为什么还是提交不成功啊

这题看来只有救世主才能看出错误了，呵呵