#include <stdio.h>

void main(void)
{

	int a[3] = {0,0,0};
	int b,c;

	for(int i = 0; i < 10; i++){
		scanf("%d", &b);
		for(int j = 2; j >= 0; j--){
			if(a[j] < b){
				c = a[j];
				a[j] = b;
				b = c;
			}
		}
	}
	for(int i = 2; i >= 0; i--)
		printf("%d\n", a[i]);

}