Submission #1301050

#	Time	Username	Problem	Language	Result	Execution time	Memory
1301050		sigmaligma	Room Temperature (JOI24_ho_t1)	C++20	100 / 100	69 ms	4168 KiB

Main

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

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    long long N, T;
    cin >> N >> T;

    vector<long long> v(N);
    for (int i = 0; i < N; i++) {
        long long A;
        cin >> A;
        v[i] = A % T;
    }

    sort(v.begin(), v.end());

    long long G = 0;

    for (int i = 0; i + 1 < N; i++) {
        G = max(G, v[i+1] - v[i]);
    }

    G = max(G, T - v.back() + v[0]);

    long long answer = (T - G + 1) / 2;

    cout << answer << "\n";
}

• Subtask 1: 15 / 15
• Subtask 2: 5 / 5
• Subtask 3: 30 / 30
• Subtask 4: 35 / 35
• Subtask 5: 15 / 15