poj3364

简单题

View Code

#include < iostream >
#include < cstdio >
#include < cstdlib >
#include < cstring >
using namespace std;

int n, m, c;

int main()
{
// freopen("t.txt", "r", stdin);
while (scanf( " %d%d%d " , & n, & m, & c), n | m | c)
{
if ((n + m) & 1 )
c = 1 - c;
n = n - 8 + 1 ;
m = m - 8 + 1 ;
int ans = n * m / 2 ;
if (c)
ans = n * m - ans;
printf( " %d\n " , ans);
}
return 0 ;
}