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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int elems[]={3, 6, 21, 8};
  7.     size_t numelems=sizeof(elems)/sizeof(*elems);
  8.     for(int i=1; i<(1<<numelems); i++)
  9.     {
  10.         int result=0;
  11.         for(int j=0; j<numelems; j++)
  12.             result+=(i & (1<<j))?elems[j]:0;
  13.         cout<<result<<'\n';
  14.     }
  15. 	return 0;
  16. }
Success #stdin #stdout 0.01s 2724KB
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stdin
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Standard input is empty
stdout
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3
6
9
21
24
27
30
8
11
14
17
29
32
35
38
https://ideone.com/0EXYKb
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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