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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. const int max_size = 14;
  5. void traversal(int x, int depth){
  6. 	if(x > max_size) return;
  7. 	cout << setw(depth * 2) << x << endl;
  8. 	traversal(x * 2 + 1, depth + 1);
  9. 	traversal(x * 2 + 2, depth + 1);
  10. }
  11.  
  12. int main(){
  13.     traversal(0, 0);
  14. }
Success #stdin #stdout 0.01s 5260KB
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stdin
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Standard input is empty
stdout
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0
 1
   3
     7
     8
   4
     9
    10
 2
   5
    11
    12
   6
    13
    14
https://ideone.com/9WChrW
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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