delete pics to save space

history_source/挑战程序设计竞赛/3.2.1.1.cpp

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+#include<cstdio>
+#include<algorithm>
+using namespace std;
+int n,S;
+int a[100005];
+void init()
+{
+	scanf("%d%d",&n,&S);
+	for(int i=0;i<n;i++) scanf("%d",a+i);
+}
+void solve()
+{
+	int l,r,sum,res=n+1;
+	l=r=sum=0;
+	while(1)
+	{
+		while(r<n&&sum<S) sum+=a[r++];
+		if(sum<S) break;
+		res=min(res,r-l);
+		sum-=a[l++];
+	}
+	if(res>n) printf("0\n");
+	else printf("%d\n",res);
+}
+int main()
+{
+	int n;
+	scanf("%d",&n);
+	while(n-->0)
+	{
+		init();
+		solve();
+	}
+	return 0;
+}