Submission #1241081

#	Time	Username	Problem	Language	Result	Execution time	Memory
1241081		aminabouakaz	Infinite Race (EGOI24_infiniterace2)	C++20	0 / 100	0 ms	324 KiB

Main

#include <iostream>
#include <unordered_map>
using namespace std;

int main() {
    int N, Q;
    cin >> N >> Q;

    unordered_map<int, int> overtakes;
    unordered_map<int, int> overtaken_by;

    int laps = 0;

    for (int i = 0; i < Q; ++i) {
        int x;
        cin >> x;

        if (x > 0) {
            overtakes[x]++;
            if (overtakes[x] > overtaken_by[x]) {
                laps++;
                overtakes.clear();
                overtaken_by.clear();
            }
        } else {
            x = -x;
            overtaken_by[x]++;
        }
    }

    cout << laps << endl;
    return 0;
}

• Subtask 1: 0 / 29
• Subtask 2: 0 / 34
• Subtask 3: 0 / 22
• Subtask 4: 0 / 15