def x_hoch_y(x, y):
    return x**y
    #alternativ: return pow(x,y)

print("13 hoch 7 ist: ", x_hoch_y(13,7))

print("2 hoch 9 ist: ", x_hoch_y(2,9))

print("4 hoch 2 ist: ", x_hoch_y(4,2))