Submission #1231746

#	Time	Username	Problem	Language	Result	Execution time	Memory
1231746		Aisha	Trampoline (info1cup20_trampoline)	C++20	43 / 100	2096 ms	16092 KiB

trampoline

#include "bits/stdc++.h"

using namespace std;

#define int long long

signed main() {
    int r, c, n;
    cin >> r >> c >> n;

    vector <int> a(n);
    vector <int> b(n);

    for (int i = 0; i < n; i ++) cin >> a[i] >> b[i];
    set <pair <int, int>> st;
    for (int i = 0; i < n; i ++) st.insert({a[i], b[i]});

    int t;
    cin >> t;

    while (t --) {
        int sx, sy, ex, ey;
        cin >> sx >> sy >> ex >> ey;

        int x = sx, y = sy;
        while (x < ex) {
            while (st.find({x, y}) == st.end() && y < c) {
                y ++;
            }
            if (st.find({x, y}) != st.end()) x ++;
            else break;
        }
        
        if (x == ex && y <= ey) cout << "Yes" << endl;
        else cout << "No" << endl;
    }

    return 0;
}

• Subtask 1: 23 / 23
• Subtask 2: 20 / 20
• Subtask 3: 0 / 11
• Subtask 4: 0 / 19
• Subtask 5: 0 / 27