recursion function bangla
#include <stdio.h>
// Function prototype
int factorial(int n);
int main() {
// Input
int num;
printf("Enter a number: ");
scanf("%d", &num);
// Function call and output
printf("Factorial of %d = %d\n", num, factorial(num));
return 0;
}
// Recursive function to calculate factorial
int factorial(int n) {
// Base case
if (n == 0 || n == 1)
return 1;
else
// Recursive call
return n * factorial(n - 1);
}