#include<bits/stdc++.h> using namespace std; int main() { int n; cin>>n; int a[n]; for(int i=0;i<n;i++) cin>>a[i]; sort(a,a+n); for(int i=n-1;i>=0;i--){ if(i>0) cout<<a[i]<<","; else cout<<a[i]; } return 0; }