Submission #383661

#	Time	Username	Problem	Language	Result	Execution time	Memory
383661		nikatamliani	Examination (JOI19_examination)	C++14	2 / 100	3043 ms	1664 KiB

examination

#include <bits/stdc++.h>
using namespace std;
const int N = 3e5+10;
int x[N], y[N], a[N], b[N], c[N];
int main() {
	ios::sync_with_stdio(0); cin.tie(0);
	int n, m;
	cin >> n >> m; 
	for (int i = 1; i <= n; ++i) {
		cin >> x[i] >> y[i];
	}
	for (int i = 1; i <= m; ++i) {
		cin >> a[i] >> b[i] >> c[i];
		if(a[i] + b[i] >= c[i]) {
			int ans = 0;
			for(int j = 1; j <= n; ++j) {
				if(x[j] >= a[i] && y[j] >= b[i]) {
					++ans;
				}
			}
			cout << ans << '\n';
			continue;
		}
		int all = 0, sumA = 0, sumB = 0;
		for(int j = 1; j <= n; ++j) {
			if(x[j] + y[j] >= c[i]) {
				++all;
			}
			if(x[j] < a[i] && x[j] + y[j] >= c[i]) {
				++sumA;
			}
			if(y[j] < b[i] && x[j] + y[j] >= c[i]) {
				++sumB;
			}
		}
		cout << all - sumA - sumB << '\n';
	}
}

• Subtask 1: 2 / 2
• Subtask 2: 0 / 20
• Subtask 3: 0 / 21
• Subtask 4: 0 / 57