#include<iostream>
#include<bits/stdc++.h>
using namespace std;
#define ll long long int




int main(){

    int a, b, c, d;
    cin>>a>>b>>c>>d;

    int arr[4];
    arr[0] = a;
    arr[1] = b;
    arr[2] = c;
    arr[3] = d;

    sort(arr, arr+4);

    cout<<arr[0]<<endl;
    cout<<arr[3]<<endl;

    return 0;
}