#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;
}
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