UVa 11044 - Searching for Nessy (one liner code/formula exists)

Link: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=22&page=show_problem&problem=1985
Lời giải:

#include <cstdio>
	using namespace std;
	int main() {
	int tc, w,h;
	scanf("%d",&tc);
	while(tc--){
	scanf("%d %d",&w,&h);
	printf("%d\n",(w/3)*(h/3));
	}
	return 0;
	}