E.cpp

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

// Sekarang saya kasih signature 
// Code Fakhri, #PAIMON OP
//⠀⠀⠀⠀⠀⠀   ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣴⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
//⠀⠀⠀  ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣀⣀⣀⣀⡀⠀⠀⠰⣿⣭⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
//⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⠶⠛⠋⠉⠉⠉⠉⠉⠉⠛⢳⡶⣿⣾⣿⡿⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
//⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⡏⠀⠀⣀⣀⣤⣤⣤⣤⣤⣤⣼⣧⡟⣼⢋⣥⠶⠲⢦⣤⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
//⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠻⣦⣀⠈⠉⠻⠦⣤⣀⣀⣀⣶⣿⣷⣟⠋⠙⠳⢦⣄⡀⠉⠛⠶⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀
//⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣈⣩⡿⠶⠶⠖⠲⠿⠿⠿⣿⣻⣿⣿⣦⣄⣀⠀⠈⠛⢶⣄⠀⠈⠻⣦⡀⠀⠀⠀⠀⠀⠀⠀
//⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⡶⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠋⠀⠈⠉⠙⠛⠿⣿⣛⠛⠋⠻⠄⠀⠈⣷⠀⠀⠀⠀⠀⠀⠀
//⠀⢀⣀⡀⠀⠀⠀⣀⣠⣴⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠻⣶⡶⠶⠶⠶⠟⠀⠀⠀⠀⠀⠀⠀
//⠀⢹⡍⠙⠛⠛⠋⠉⠁⠀⠀⠀⠀⣀⣀⣀⣀⣀⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
//⠀⠈⢷⣄⠀⠀⠀⠀⠀⢀⣤⣶⣿⣿⣿⣭⣍⣹⡏⠀⠀⠀⠀⠀⠀⠀⠀⣠⡶⠂⠀⠀⠀⠀⠀⠀⠀⠈⢷⡄⠀⠀⠀⠀⠀⠀⠀⠀
//⠀⠀⠀⢙⣷⠀⠀⠀⣰⢟⣵⣿⣥⡀⠀⠀⠈⠻⣧⠀⠀⠀⠀⠀⠀⣠⠞⣿⠀⠀⠀⠀⠀⠀⢀⣧⠀⠀⠀⢻⡆⠀⠀⠀⠀⠀⠀⠀
//⠀⠀⢠⡟⠁⠀⢀⣼⠋⣼⣿⣿⣿⣷⠀⠀⠀⠀⠘⣇⠀⠀⠀⢠⡾⠁⣀⣽⣦⣤⣀⡀⠀⢠⣾⠿⣧⣀⠀⠀⢻⣆⠀⠀⠀⠀⠀⠀
//⠀⢰⡟⠀⠀⢠⡾⠁⠀⢿⡛⠛⠛⠁⠀⠀⠀⠀⢠⣯⠀⠀⣰⠏⣰⣟⣉⡀⠀⠀⠈⠻⣶⣿⡛⠀⠈⣿⣷⠖⠀⠙⢷⣄⠀⠀⠀⠀
//⢠⡟⠀⢀⡠⠟⠀⠀⠀⠈⠻⣤⡀⠀⠀⠀⢀⣴⠟⠹⣆⢠⡏⢠⣿⣿⣿⣿⡆⠀⠀⠀⢹⡏⠻⣷⣶⡟⠁⠀⠀⠀⠀⠈⣻⡆⠀⠀
//⣼⠃⠀⠘⣤⠀⠀⠀⠀⠀⠀⠈⠉⠛⠛⣛⠉⠀⠀⠀⠙⢿⣇⠘⣟⠛⠟⠋⠀⠀⠀⠀⢰⣧⡀⠘⣿⠀⠀⠀⠀⢠⣤⠾⠋⠀⠀⠀
//⣿⠀⠀⠀⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣹⣦⣤⣤⣤⡄⠀⠀⢀⠙⢦⣄⡀⠀⠀⣀⣴⣟⢸⡇⠀⠀⠀⠀⢿⠀⠈⢷⣄⠀⠀⠀⠀
//⢿⡀⠀⠀⣷⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⠟⠛⠋⠉⠉⠛⠛⢾⡟⠁⠀⠈⠉⠛⠋⠉⠀⠙⢿⡇⠀⠀⠀⠀⢸⡇⠀⠀⠉⠳⠶⣤⡀
//⠘⢷⣀⣤⠘⢷⣄⡀⠀⠀⠀⠀⢠⡿⠁⠀⠀⠀⠀⠀⠀⠀⠘⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⡀⠀⠀⠀⠀⢸⡇⠀⠀⠀⠀⣠⡾⠁
//⠀⠈⠛⠿⣦⡀⠈⣿⣶⣤⣀⠀⠈⠓⠦⣀⠀⠀⠀⠀⠀⠀⢰⡇⠀⠀⠀⠀⠀⠀⠀⠀⣰⠞⠁⠀⠀⠀⠀⢸⡇⠀⠀⠀⠀⣿⠀⠀
//⠀⠀⠀⠀⠙⠻⠿⣿⣿⣟⣻⣶⣦⣤⣀⡉⠑⠒⠦⠤⠴⠟⠀⠀⠀⠀⠀⠀⠀⠀⣴⣏⠀⠀⠀⠀⠀⠀⢸⡇⣿⣄⠀⢀⡏⠀⠀
//⠀⠀⠀⠀⠀⣰⢿⣟⡙⣛⣿⣿⣿⢟⣿⣿⠶⣶⣦⣤⣤⣀⣀⠀⠀⠀⠀⢀⣾⡿⠋⠀⠀⠀⠀⠀⠀⣾⣿⣟⣿⢀⡾⠃⠀⠀
//⠀⠀⠀⠀⢠⡾⠃⣼⠈⢿⣿⣯⣡⣾⡿⢻⡿⠀⢺⡟⠻⢿⣿⣿⣿⣿⣿⡿⠟⠋⠀⠀⠀⠀⠀⠀⢀⣾⣿⠿⠛⣿⣫⣥⣤⠀⠀
//⠀⠀⢰⡟⢷⣯⣤⣴⡇⠀⠀⠈⠉⠉⠁⣴⣿⡁⢠⣾⡷⣶⣶⠻⢿⣦⣄⡉⠓⠶⠤⠴⢶⡾⠃⢀⣠⣾⣿⣷⣾⣿⣛⣉⣉⣿⠀⠀

int n,x,a,b,c;
vector<pair<int,string>> v;
vector<string> s[100];
int cal()
{
	x=(x*a+b)%c;
	return x;
}
int main()
{
	freopen("input.txt","r",stdin);
	freopen("output.txt","w",stdout);
	cin>>n>>x>>a>>b>>c;
	for(int i=0;i<n;i++)
	{
		string s;
		int k;
		cin>>s>>k;
		v.push_back({-k,s});
	}
	sort(v.begin(),v.end());
	for(int i=0;i<n;i++)
		s[i/(n/4)].push_back(v[i].second);
	for(int i=0;i<n/4;i++)
	{
		cout<<"Group "<<(char)('A'+i)<<":"<<endl;
		for(int j=0;j<4;j++)
		{
			int p=cal()%(int)s[j].size();
			cout<<s[j][p]<<endl;
			s[j].erase(s[j].begin()+p);
		}
	}
	return 0;
}