import sys

def power(x, y, p):
	res = int(1)

	# Update x if it is more than or equal to p
	x = x % p 

	while (y > 0):
		# If y is odd
		if (y & 1):
			res = (res*x) % p

		y = y>>1
		x = (x*x) % p
	return res

inpSplit = input().split()

a = int(inpSplit[0])/2
b = int(inpSplit[1])/2
t = int(inpSplit[2])

mod = int(1e9 + 7)

result2 = power((int(a+b)),t,mod)
print (result2)