題目類型忘記了。
#include "stdio.h"
int sum[100005];
int main()
{
    int m,n,s;
    int i;
    int left,right,min;
    while(scanf("%d",&m)!=EOF)
    {
        while(m>0)
        {
            scanf("%d%d",&n,&s);
            sum[0]=0;
            for(i=1;i<=n;i++)
            {
                scanf("%d",&sum[i]);
                sum[i]+=sum[i-1];
            }
            if(sum[n]<s)printf("0\n");
            else
            {
                left=right=0;
                min=n;
                while(right<=n)
                {
                    if(sum[right]-sum[left]<s)right++;
                    else
                    {
                        if(right-left<min)min=right-left;
                        if(sum[right]-sum[left]==s)right++;
                        else left++;
                    }
                }
                printf("%d\n",min);
            }
            m--;
        }
    }
    return 0;
}