Submission #1331399

#	Time	Username	Problem	Language	Result	Execution time	Memory
1331399		AndreyPavlov	A String Problem (EGOI25_stringproblem)	C++20	50 / 100	16 ms	1092 KiB

Main

#include <iostream>
#include <vector>
#include <numeric>

using namespace std;
using pii = pair<int,int>;

int main() {
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vector <int> cnt(2 * n);
    for (int i = 0; i < n; ++i) {
        int u, v;
        cin >> u >> v;
        cnt[(u + v) % (2 * n)]++;
    }
    int res = 0;
    for (int i = 1; i < 2 * n; i += 2) {
        res = max(res, cnt[i]);
    }
    cout << n - res  << '\n';
    return 0;
}

• Subtask 1: 0 / 0
• Subtask 2: 7 / 14
• Subtask 3: 8 / 16
• Subtask 4: 6 / 12
• Subtask 5: 14 / 28
• Subtask 6: 15 / 30