#include <cstdio>
#include <algorithm>
using namespace std;

int main(){
    int i;
    int mount[10];
    int *p=&mount[0];
    for(i=0;i<10;i++){
        scanf("%d\n",p);
        p++;
    }
    sort(mount,mount+10,[](int x,int y){return x>y;});
    printf("%d\n%d\n%d",mount[0],mount[1],mount[2]);
    return 0;
}