Something

#include <stdio.h>

int power(int, int);

main(void) {
        int a, b;
        scanf("%d%d", &a, &b);
        printf("%d", power(3, 4));
        return 0;
}

int power(int a, int b) {
        if(b < 1)
                return 0;
        else
                return a * power(a, b - 1);
}