Submission #1864819

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;

#define rep(i,n) for(i=0;i<(n);i++)
#define For(i,a,b) for(i=(a);i<(b);i++)
#define all(x) (x).begin(),(x).end()
typedef long long ll;
const double PI=acos(-1.0);

int main(){
  int n,a,i;
  cin >> n;
  set<int> s;
  rep(i,n){
    scanf("%d",&a);
    while(a%2==0) a=a/2;
    s.insert(a);
  }

  cout << s.size() << endl;
	
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:15:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&a);
                   ^

Judge Result