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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. string to_binary(int n){
  5.     if (n == 0) return "0";
  6.  
  7.     string res;
  8.     while(n){
  9.         if(n % 2 == 1){
  10.             res += '1';
  11.         } else {
  12.             res += '0';
  13.         }
  14.         n /= 2;
  15.     }
  16.     reverse(res.begin(), res.end()); // To get MSB to LSB
  17.     return res;
  18. }
  19.  
  20. int main() {
  21.     string res = to_binary(7);
  22.     cout << res;
  23.     return 0;
  24. }
  25.  
Success #stdin #stdout 0.01s 5316KB
comments (?)
stdin
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7
0
662573
10000
18898541
32385559
4
6
stdout
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111
https://ideone.com/iIW9hI
problem BIT2, based on SPOJ submission 11034498 (C++ 4.3.2), 2014-02-09 15:54:15
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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