Submission #1342967

#	Time	Username	Problem	Language	Result	Execution time	Memory
1342967		nathlol2	Infinite Race (EGOI24_infiniterace2)	C++20	29 / 100	21 ms	11240 KiB

Main

#include <bits/stdc++.h>
using namespace std;
const int N = 2e5 + 5;
int n, q, ans;
vector<int> a[N];

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> n >> q;
    for(int i = 1;i<=q;i++){
        int x; cin >> x;
        if(x > 0) a[x].push_back(1);
        else a[-x].push_back(0);
    }
    for(int i = 1;i<n;i++){
        bool f = 0;
        int res = 0;
        for(auto x : a[i]){
            if(x){
                if(f) ++res;
                else f = 1;  
            }else{
                if(f) f = 0;
            }
        }
        ans = max(ans, res);
    }
    cout << ans;
}

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