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

for n in range(0,N+1):

  for m in range(0,M+1):

    if n*M+m*N-2*n*m==K:

      print("Yes")

      exit(0)

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

ans="No"

for x in range(N+1):

  a=K-x*M

  b=N-2*x

  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 n in range(0, N + 1):
    for m in range(0, M + 1):
        if n * M + m * N - 2 * n * m == K:
            print("Yes")
            exit(0)
print("No")

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

-for n in range(0, N + 1): -    for m in range(0, M + 1): -        if n * M + m * N - 2 * n * m == K: -            print("Yes") -            exit(0) +ans = "No" +for x in range(N + 1): +    a = K - x * M +    b = N - 2 * x +    if b != 0 and a % b == 0 and 0 <= a // b < M: +        print("Yes") +        exit()