Submission #1080944

---

Source Code Expand

#include<cstdio>
using namespace std;
int main(){
  long long n;
  scanf("%lld", &n);
  long long ans = 0;
  ans += n / 11 * 2;
  n %= 11;
  if (n > 0) {
    if(n <= 6) ans++;
    else ans += 2;
  } 
  printf("%lld\n", ans);
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld", &n);
                    ^

Judge Result