UNCHANGEDOR CodeChef Starters 31 Problem:

#include <iostream>
using namespace std;
#define B(x) (1<<x)
#define ll long long
int main() {

    int t;
    cin>>t;
    while(t--) {
        int n;
        cin>>n;

        int p, temp=0;
        for(p=0; ; p++) if(n < B(p)) break;
        p--;

        for( int i=B(0), j=0; i<=B(p); i=i+B(++j) ) temp += B(j) -1;


        temp += n - B(p);


        cout<<temp<<endl;

    }
}