#include <iostream>

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

	for(i=0;i<10;i++){
	std::cin>>Hills[i];
		}
	for(i=0;i<9;i++){
		for(j=i+1;j<10;j++){
           if(Hills[i]<Hills[j]){
	         n=Hills[i];
			 Hills[i]=Hills[j];
			 Hills[j]=n;
			   }
			}
		}
	for(i=0;i<3;i++){
		std::cout<<Hills[i]<<std::endl;
		}

	
		return 0;
		}