N, M, K = list(map(int, input().split()))



for r in range(N + 1):

    for c in range(M + 1):

        if (N - r) * c + r * (M - c) == K:

            print('Yes')

            exit()



print('No')

N, M, K = list(map(int, input().split()))



for r in range(N + 1):

    a = K - r * M

    b = N - 2 * r

    if b != 0 and a % b == 0 and 0 <= a // b <= M:

        print('Yes')

        exit()



print('No')

N, M, K = list(map(int, input().split()))
for r in range(N + 1):
    for c in range(M + 1):
        if (N - r) * c + r * (M - c) == K:
            print("Yes")
            exit()
print("No")

N, M, K = list(map(int, input().split()))
for r in range(N + 1):
    a = K - r * M
    b = N - 2 * r
    if b != 0 and a % b == 0 and 0 <= a // b <= M:
        print("Yes")
        exit()
print("No")

-    for c in range(M + 1): -        if (N - r) * c + r * (M - c) == K: -            print("Yes") -            exit() +    a = K - r * M +    b = N - 2 * r +    if b != 0 and a % b == 0 and 0 <= a // b <= M: +        print("Yes") +        exit()