def power(x, n):
    if n == 0:
        return 1
    else:
        return x * power(x, n - 1)

print("\tComputing power function using trivial recursion (x^n)")
print("\t-------------------------------------------------")

print("Input")
print("------")
x = int(input("Enter the base value x: "))
n = int(input("Enter the exponential value n: "))

r = power(x, n)

print("Output")
print("-------")
print("The value of", x, "power", n, "=", r)