#include <stdio.h>
#include <math.h>

void beolvas(int* x, int* y);
int hatvanyoz (int n, int m);

int main()
{
    // fuggvenyek hivasa, eredmeny kiirasa

    int alap, kitevo;

    beolvas(&alap, &kitevo);

    printf("%d ^ %d = %d\n", alap, kitevo, hatvanyoz(alap, kitevo));
}

void beolvas (int* x, int* y) {
    // 2 db integer ertek ellenorzott beolvasasa

    while (1) {
        while (1) {
            printf("alap: ");
            scanf("%d", x);

            if (*x >= 0) {
                break;
            }

            printf("Invalid input\n");
        }

        while (1) {
            printf("kitevo: ");
            scanf("%d", y);

            if (*y >= 0) {
                break;
            }

            printf("Invalid input\n");
        }

        if (*x != 0 || *y != 0) {
            break;
        }

        printf("Invalid input\n");
    }

}

int hatvanyoz(int n, int m){
    // hatvanyozas megvalositasa

    int eredmeny = 1;

    for (int i = 0; i < m; i++) {
        eredmeny *= n;
    }

    return eredmeny;
}