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How to recursively count the digits of a number in C

1 Answer

0 votes
#include <stdio.h>

int count_digits(int n) {
    static int counter = 0;

    if (n != 0) {
        counter++;
        count_digits(n/10);
    }

    return counter;
}
  
int main() 
{ 
    int n = 68359;
    
    printf("%i", count_digits(n));
    
    return 0; 
}



/*

5

*/

 




answered Apr 4 by avibootz
edited Apr 5 by avibootz
...