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  1. #include <iostream>
  2.  
  3. int main()
  4. {
  5.     unsigned digits;
  6.     std::cin >> digits;
  7.     for(unsigned i = 0; i < (1 << digits); ++i)
  8.     {
  9.         for(unsigned j = digits; j > 0; --j)
  10.         {
  11.             std::cout << ((i >> (j - 1)) % 2) << " ";
  12.         }
  13.         std::cout << std::endl;
  14.     }
  15. }
  16.  
Success #stdin #stdout 0s 3300KB
comments (?)
stdin 
4
stdout 
0 0 0 0 
0 0 0 1 
0 0 1 0 
0 0 1 1 
0 1 0 0 
0 1 0 1 
0 1 1 0 
0 1 1 1 
1 0 0 0 
1 0 0 1 
1 0 1 0 
1 0 1 1 
1 1 0 0 
1 1 0 1 
1 1 1 0 
1 1 1 1
https://ideone.com/J5URU4
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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