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  1. #include <iostream>
  2. using namespace std;
  3. int main() {
  4.     int x, k;
  5.     cin >> x >> k;
  6.     x = x - 1;
  7.     int bit = 0;
  8.     while(x > 0){
  9.         bit += x & 1;
  10.         x >>= 1;
  11.     }
  12.     cout << bit;
  13.     return 0;
  14. }
  15.  
Success #stdin #stdout 0.01s 5292KB
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Standard output is empty
https://ideone.com/wXVqXn
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

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