package com.javarush.task.task04.task0418;
package com.javarush.task.task04.task0418;
/*
Минимум двух чисел
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader read = new BufferedReader(new InputStreamReader(System.in));
String number1 = read.readLine();
int a = Integer.parseInt(number1);
String number2 = read.readLine();
int b = Integer.parseInt(number2);
String number1 = read.readLine();
int c = Integer.parseInt(number1);
String number1 = read.readLine();
int d = Integer.parseInt(number1);
if (a == b) || (a == c) || (a == d) || (a == c) System.out.println(a);
if (b == c) || (b == d) || (d == c) System.out.println(b);
if (d == c) System.out.println(d);
if (b < a) && (c < a) && (d < a) System.out.println(a);
if (a < b) && (c < b) && (d < b) System.out.println(b);
if (a < c) && (b < c) && (d < c) System.out.println(c);
if (a < d) && (b < d) && (c < d) System.out.println(d);
//напишите тут ваш код
}
}