Submission #442939

#	Time	Username	Problem	Language	Result	Execution time	Memory
442939		Wasif_Jamil	Drvca (COCI19_drvca)	C++14	0 / 110	51 ms	588 KiB

drvca

// "Say:He is the Most Merciful,We have believed in him and upon him we have relied" [67:29]

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

bool is(vector<int>&v){
	if((int)v.size() == 1)return 1;
	int d = abs(v[0] - v[1]);
	for(int i=0; i<(int)v.size()-1; i++){
		if((v[i+1] - v[i]) != d)return 0;
	}
	return 1;
}

int main(){
	int n; cin >> n;
	vector<int>v(n);
	for(int i=0; i<n; i++){
		cin >> v[i];
	}
	sort(v.begin(), v.end());
	for(int i=1; i<(1 << n)-1; i++){
		vector<int>a, b;
		for(int j=0; j<n; j++){
			if(i & (1 << j)){
				a.push_back(v[j]);
			}else {
				b.push_back(v[j]);
			}
		}
		if(is(a) and is(b)){
			cout << a.size() << '\n';
			for(int e:a)cout << e << ' ';
			cout << '\n';
			cout << (int)b.size() << '\n';
			for(int e:b)cout << e << ' ';
			cout << '\n';
			return 0;
		}
	}
	return 0;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 30
• Subtask 4: 0 / 30