Submission #826151

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i=0; i<(int)(n); ++i)

long long int a[100010];

int main(void) {
    int N, L;
    cin >> N >> L;
    long long int sum = 0;
    vector<int> step;
    rep(i, N) {
        scanf("%lld", &a[i]);
        sum += a[i];
    }
    int l = 0;
    int r = N-1;
    bool clear = true;
    rep(i, N-1) {
        if(sum < L) {
            clear = false;
            break;
        }
        if(a[l] <= a[r]) {
            sum -= a[l];
            step.push_back(l+1);
            l++;
        } else {
            sum -= a[r];
            step.push_back(r);
            r--;
        }
    }
    if(clear) {
        cout << "Possible" << endl;
        rep(i, step.size()) cout << step[i] << endl;
    } else {
        cout << "Impossible" << endl;
    }
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &a[i]);
                             ^

Judge Result