Question

How to print 1 to N numbers recursively in C++

Answer 1

#include <iostream>
  
using namespace std;
  
void r_print(unsigned int n) { 
    if (n > 0) { 
        r_print(n - 1); 
        cout << n << " ";
    } 
    return;
} 
  
int main() {
    r_print(30);
}
  
  
/*
run:
  
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 
  
*/

 

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