2 solutions

  • 1
    @ 2026-2-22 14:47:23
    #include<bits/stdc++.h>
    using namespace std;
    int main()
    {
    	int n,s=0;
    	cin>>n;
    	for(int i=0;i<n;i++)
    	{
    		int a;
    		cin>>a;
    		while(a!=0)
    		{
    			if(a%2==1)s++;
    			a/=2;
    		}
    	}
    	cout<<s<<" "<<s%2;
    	return 0;
    } 
    
    • -1
      @ 2025-11-27 11:58:15

      C++ :

      #include <bits/stdc++.h>
      using namespace std;
      
      int aaa(int a){
      	int cnt=0;
      	while(1){
      		if(a%2) cnt++;
      		a/=2;
      		if(a==0) return cnt;
      	}
      }
      
      int main(){
          int n,cnt=0;
          cin>>n;
          for(int i=0;i<n;i++){
      		int a;
      		cin>>a;
      		cnt+=aaa(a);
      	}
      	cout<<cnt<<' ';
      	if(cnt%2) cout<<1;
      	else cout<<0; 
      }
      
      • 1

      Information

      ID
      49
      Time
      1000ms
      Memory
      128MiB
      Difficulty
      10
      Tags
      # Submissions
      5
      Accepted
      5
      Uploaded By