Submission #1323537

#	Time	Username	Problem	Language	Result	Execution time	Memory
1323537		username77	Advertisement 2 (JOI23_ho_t2)	C++20	0 / 100	0 ms	332 KiB

Main

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

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int N;
    cin >> N;

    vector<long long> X(N), E(N);
    for (int i = 0; i < N; i++) {
        cin >> X[i] >> E[i];
    }

    int ans = 0;

    for (int j = 0; j < N; j++) {
        bool influenced = false;
        for (int i = 0; i < N; i++) {
            if (i == j) continue;
            if (E[i] >= E[j] && llabs(X[i] - X[j]) <= E[i] - E[j]) {
                influenced = true;
                break;
            }
        }
        if (!influenced) ans++;
    }

    cout << ans << "\n";
    return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 23
• Subtask 3: 0 / 36
• Subtask 4: 0 / 31