Submission #1081248

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Source Code Expand

#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <algorithm>
#include <vector>
#include <utility>
#include <queue>
#include <deque>
#include <stack>
#include <set>
#include <map>

using namespace std ; 

typedef long long ll ; 

int main()
{
    ll x ; 
    scanf("%lld", &x) ; 
    ll ans = 0 ; 
    ans += 2*(x/11) ; 
    x %= 11 ; 
    if(x > 0) {
        ans++ ; 
        x -= 6 ; 
    }
    if(x > 0) {
        ans++ ; 
    }
    printf("%lld\n", ans) ; 
    return 0 ; 
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:22:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &x) ; 
                       ^

Judge Result