#include <stdio.h>

int digit(int number, int n) {
	if (n <= 1) {
		return number % 10;
	}
	return digit(number / 10, n - 1);
}

int main(void) {
	// your code goes here
	printf("%i\n", digit(12345, 1));
	printf("%i\n", digit(12345, 2));
	printf("%i\n", digit(12345, 3));
	printf("%i\n", digit(12345, 4));
	return 0;
}