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Submission #495995

# Submission time Handle Problem Language Result Execution time Memory
495995 2021-12-20T10:26:07 Z AlperenT Preokret (COCI19_preokret) C++17
50 / 50
 0 ms 204 KB 
#include <bits/stdc++.h>

using namespace std;

const int N = 250 + 5;

int n, arr[N], ties, turnover, cnt[N];

pair<int, int> score[N];

int winner(pair<int, int> p){
    if(p.first > p.second) return 1;
    else if(p.second > p.first) return 2;
    else return -1;
}

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

    cin >> n;

    for(int i = 1; i <= n; i++) cin >> arr[i];

    for(int i = 1; i <= n; i++) score[i] = {score[i - 1].first + (arr[i] == 1), score[i - 1].second + (arr[i] == 2)};

    for(int i = 1; i <= n; i++){
        if(arr[i] == arr[i - 1]) cnt[i] = cnt[i - 1] + 1, cnt[i - 1] = 0;
        else cnt[i] = 1;
    }

    for(int i = 0; i <= n; i++) if(score[i].first == score[i].second) ties++;

    for(int i = 1; i <= n; i++){
        if(arr[i] == 1){
            if(winner(score[i - cnt[i]]) == 2 && winner(score[i]) == 1) turnover = max(turnover, cnt[i]);
        }
        else if(arr[i] == 2){
            if(winner(score[i - cnt[i]]) == 1 && winner(score[i]) == 2) turnover = max(turnover, cnt[i]);
        }
    }

    cout << count(arr + 1, arr + n + 1, 1) << " " << count(arr + 1, arr + n + 1, 2) << "\n";
    cout << ties << "\n";
    cout << turnover;
}

Subtask #1
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct