import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Main {
public static void main(String[] args) throws IOException
{
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
StringBuffer sb=new StringBuffer("");
int t=Integer.parseInt(br.readLine());
for (int i = 0; i 10000 || m<6 ||m>10000)
break;
int ans=(int)(Math.ceil((n-2)/3.0)*Math.ceil((m-2)/3.0));
sb.append(ans);
sb.append("\n");
}
System.out.print(sb);
}
}

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