Submission #811148

#	Time	Username	Problem	Language	Result	Execution time	Memory
811148		Pring	Preokret (COCI19_preokret)	C++14	50 / 50	0 ms	212 KiB

preokret

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

#define int long long
typedef pair<int, int> pii;

const int MXN = 255;
int n, a[MXN];
pii sc[MXN];

int TIE() {
    int ans = 0;
    for (int i = 0; i <= n; i++) if (sc[i].first == sc[i].second) ans++;
    return ans;
}

int TURN() {
    int ans = 0;
    for (int i = 0, j = 0; i < n; i = j) {
        while (j < n && a[i] == a[j]) j++;
        if (a[i] == 1) {
            if (sc[i].first < sc[i].second && sc[j].first > sc[j].second) ans = max(ans, j - i);
        } else {
            if (sc[i].first > sc[i].second && sc[j].first < sc[j].second) ans = max(ans, j - i);
        }
    }
    return ans;
}

int32_t main() {
    cin.tie(0) -> sync_with_stdio(false);
    cin >> n;
    for (int i = 0; i < n; i++) {
        cin >> a[i];
        sc[i + 1] = sc[i];
        if (a[i] == 1) sc[i + 1].first++;
        else sc[i + 1].second++;
    }
    cout << sc[n].first << ' ' << sc[n].second << endl;
    cout << TIE() << endl;
    cout << TURN() << endl;
    return 0;
}

• Subtask 1: 50 / 50