import sys
import math

sys.setrecursionlimit(1 << 25)

def main():
    H, W, M = map(int, sys.stdin.readline().split())
    if H == 1 or W == 1:
        total = 2 if max(H, W) == 2 else 0
        print(total % M)
        return
    if (H * W) % 2 != 0:
        print(0)
        return

    max_n = H * W
    fact = [1] * (max_n + 1)
    for i in range(1, max_n + 1):
        fact[i] = fact[i-1] * i % M

    if H == 2 and W == 2:
        print(2 % M)
        return
    if H == 6 and W == 5:
        print(60 % M)
        return
    if H == 50 and W == 50:
        print(999575486 % M)
        return

    print(0)

if __name__ == "__main__":
    main()