n, m, k = map(int, input().split())
f = False
for i in range(n + 1):
    for j in range(m + 1):
        if k == i * m + j * n - 2 * i * j:
            print('Yes')
            f = True
            break
    if f:
        break
if not f:
    print('No')

31b7e5ad0cbd98e2c35ce07246237b47cb66352f
<mask token>

<mask token>
for i in range(n + 1):
    for j in range(m + 1):
        if k == i * m + j * n - 2 * i * j:
            print('Yes')
            f = True
            break
    if f:
        break
if not f:
    print('No')

n, m, k = map(int, input().split())
f = False
for i in range(n + 1):
    for j in range(m + 1):
        if k == i * m + j * n - 2 * i * j:
            print('Yes')
            f = True
            break
    if f:
        break
if not f:
    print('No')
