//#include "stdafx.h"
#include<iostream>
#include<fstream>
#include<vector>
#include<algorithm>
//#define cin in
//#define cout out
using namespace std;
bool xyu(int a, int b) {
	return a < b;
}
int main()
{
	vector<int> gde(41);
	  int n = 1;
//    generate(v.begin(), v.end(), rand); // Используем C-функцию rand()
for (int i = 0; i < 41; i++){ cin >> gde[i]; cout << gde[i]<<" ";}
 
	sort(gde.begin(), gde.end());
	for (int p = 0; p < gde.size();p++) {
		cout << gde[p] <<" ";
	}
	cout <<endl;
	int max=1,maxnow=1;
	for (int p = 0; p < gde.size()-1;p++) {
		if (gde[p] == gde[p + 1])
			maxnow++;
		else {
			if (maxnow > max)
				max = maxnow;
			maxnow = 1;
		}
	}
	cout << max;
	//cin.close();
	//cout.close();
}

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