Submission #3011943

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Source Code Expand

#include<cstdio>
using namespace std;
int a[100010];
int main()
{
    int n,m;
    scanf("%d%d",&n,&m);
    scanf("%d%d",&a[1],&a[2]);//初始化先输入两个数
    for(int i=3;i<=n;i++)//从第三个开始
    {
        scanf("%d",&a[i]);//每次输入一个数
        if(a[i-2]+a[i-1]+a[i]<m)//如果前两个+当前低于m。
        {
            printf("%d\n",i);//输出当前
            return 0;//直接跳出
        }
    }
    printf("-1\n");//所有情况不满足，输出-1
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:7:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&m);
                        ^
./Main.cpp:8:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&a[1],&a[2]);//初始化先输入两个数
                              ^
./Main.cpp:11:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&a[i]);//每次输入一个数
                          ^

Judge Result