Submission #1081568

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Source Code Expand

#include <cstdio>
using ll = long long;

ll X;

int main() {
    scanf("%lld", &X);
    ll t = X / 11 * 2;
    X %= 11;
    if (X) t++;
    if (X > 6) t++;
    printf("%lld\n", t);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:7:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &X);
                      ^

Judge Result