Submission #8520728

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Source Code Expand

#include<bits/stdc++.h>
#define MAXN 100005
#define INF 1000000000
#define MOD 1000000007
#define F first
#define S second
using namespace std;
typedef long long ll;
typedef pair<int,int> P;
int N,L,a[MAXN];
int main()
{
    scanf("%d%d",&N,&L);
    for(int i=1;i<=N;i++) scanf("%d",&a[i]);
    int id=-1;
    for(int i=1;i<=N-1;i++)
    {
        if(a[i]+a[i+1]>=L)
        {
            id=i;
            break;
        }
    }
    if(id==-1) {puts("Impossible"); return 0;}
    puts("Possible");
    for(int i=1;i<id;i++) printf("%d\n",i);
    for(int i=N-1;i>=id+1;i--) printf("%d\n",i);
    printf("%d\n",id);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&N,&L);
                        ^
./Main.cpp:14:44: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1;i<=N;i++) scanf("%d",&a[i]);
                                            ^

Judge Result