Nicole · 发布于 2025-09-06 · 浏览 324 回复 0

#include <bits/stdc++.h>
using namespace std;

int main() {
int a, b, c;
scanf("%d %d\n%d", &a, &b, &c);
int s = floor(a / c), d = floor(b / c);
int f = s * d;
printf("%d", f);
return 0;
}