#include <iostream>
using namespace std;

int main() {
	//freopen("DIF.INP","r",stdin);
	//freopen("DIF.OUT","w",stdout);
	int n;
	cin >> n;
	int a[n];
	int b[100001]={0};
	for (int i=0;i<n;i++) {
		cin >> a[i];
		b[a[i]]++;
	}
	int d=0;
	for (int j=1;j<=100000;j++) {
		if (b[j]>d) {
			d=b[j];
		}
	}
	cout << d;
}