#include <iostream>
using namespace std;
int main(){
	int mountain[11] ;
	for( int i=1 ; i<=10 ; i++ ){
		cin >> mountain[i] ;
	}
	for( int i=1 ; i<=10 ; i++ ){
		for( int k=1 ; k<=10 ; k++ ){
			if( mountain[i] > mountain[k] )
				swap( mountain[i] , mountain[k] );
		}
	}
	cout << mountain[1] << endl << mountain[2] << endl << mountain[3] << endl;
}