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

for a in range(N+1):

    for b in range(M+1):

        k = a*b + (N-a)*(M-b)

        if k==K:

            print('Yes')

            exit()

print('No')
N,M,K = list(map(int,input().split()))



for i in range(N+1):

    for j in range(M+1):

        t = i*M + j*N - i*j*2

        if t==K:

            print('Yes')

            exit()

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

N, M, K = list(map(int, input().split()))
for i in range(N + 1):
    for j in range(M + 1):
        t = i * M + j * N - i * j * 2
        if t == K:
            print("Yes")
            exit()
print("No")

-for a in range(N + 1): -    for b in range(M + 1): -        k = a * b + (N - a) * (M - b) -        if k == K: +for i in range(N + 1): +    for j in range(M + 1): +        t = i * M + j * N - i * j * 2 +        if t == K: