Trailing Zeros in Factorial

 

#include <stdio.h>
int main()
{
    printf("Trailing Zeros: ");
    int res = 0;
    int i, n =5;
    for(i=5;i<=n;i=i*5){
        res = res + n/i;
    }
    printf("%d",res);
    return 0;
}

Reference : https://www.geeksforgeeks.org/count-trailing-zeroes-factorial-number/