Question

How to show the n / 10 of a number with recursive function until n = 0 in C

Answer 1

#include <stdio.h>

void print_num(int n);
  
int main(void)
{
    print_num(12137);

    return 0;
}

void print_num(int n) 
{ 
    printf("%d\n", n);
    if (n / 10) 
        print_num(n / 10); 
} 


 
 
/*
run:
    
12137
1213
121
12
1

*/

 

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