Submission #1266428

#	Time	Username	Problem	Language	Result	Execution time	Memory
1266428		canhnam357	Lampice (COCI21_lampice)	C++20	50 / 50	1 ms	328 KiB

Main

#include <bits/stdc++.h>
using namespace std;
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, k;
    cin >> n >> k;
    vector<int> a(n);
    for (int &i : a) cin >> i;
    for (int i = 1; i * k <= n; i++) {
        for (int j = 0; j + i * k <= n; j++) {
            int ok = 1;
            for (int _ = 0; _ < i * k; _++) {
                if (a[j + _] != a[j + _ % i]) {
                    ok = 0;
                }
            }
            if (ok) {
                cout << i << '\n';
                for (int _ = 0; _ < i; _++) cout << a[j + _] << ' ';
                return 0;
            }
        }
    }
    cout << -1;
    return 0;
}   

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 25 / 25