Submission #826148

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

const int MAX_N = 100000;

int n, l, a[MAX_N + 1];

int main() {
    scanf("%d %d", &n, &l);

    for (int i = 1; i <= n; i++) {
        scanf("%d", &a[i]);
    }

    int lastKnot = 0;
    for (int i = 1; i < n; i++) {
        if (a[i] + a[i + 1] >= l) {
            lastKnot = i;
        }
    }

    if (lastKnot > 0) {
        printf("Possible\n");

        for (int i = 1; i < lastKnot; i++) {
            printf("%d\n", i);
        }

        for (int i = n - 1; i > lastKnot; i--) {
            printf("%d\n", i);
        }

        printf("%d\n", lastKnot);
    }

    if (lastKnot == 0) {
        printf("Impossible");
    }

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:10:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &n, &l);
                           ^
./Main.cpp:13:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &a[i]);
                           ^

Judge Result