#include stdio.h>
#include conio.h>
int fact(int);
int main() {
int factorial, num;
printf("Enter the value of num :");
scanf("%d", &num);
factorial = fact(num);
printf("Factorial is %d", factorial);
return (0);
}
int fact(int n) {
if (n == 0) {
return (1);
}
return (n * fact(n - 1));
}