#include<iostream>
using namespace std;

int main(){
	int height[10];
	int i,j;

	for(i=0;i<10;i++){
		cin>>height[i];
	}


	

	do{
		j=0;
		for( i=0;i<10 - 1;i++ ){
			if( height[i] < height[i+1] ){
				int temp = height[i+1];
				height[i+1] = height[i];
				height[i] = temp;
				j++;
			}
		}
	}while(j!=0);
	
	for(i=0;i<3;i++){
		cout<<height[i]<<endl;
	}


}