Submission #1114031

#	Time	Username	Problem	Language	Result	Execution time	Memory
1114031		Muhammet	Gift (IZhO18_nicegift)	C++17	0 / 100	183 ms	22616 KiB

nicegift

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

using ll = long long;

#define sz(v) (int)(v).size()

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

	ll n, k;
	cin >> n >> k;
	vector <ll> a(n+1);
	for(int i = 1; i <= n; i++){
		cin >> a[i];
	}
	if(n % k != 0){
		cout << -1;
		return 0;
	}
	cout << n/k << '\n';
	for(int i = 1; i <= n; i += k){
		cout << a[1] << " ";
		for(int j = i; j < i+k; j++){
			cout << j << ' ';
		}
		cout << '\n';
	}
}

• Subtask 1: 0 / 7
• Subtask 2: 0 / 11
• Subtask 3: 0 / 12
• Subtask 4: 0 / 19
• Subtask 5: 0 / 51