package com.codegym.task.task04.task0419;
/*
Maximum of four numbers
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
//write your code here
BufferedReader read1 = new BufferedReader(new InputStreamReader(System.in));
BufferedReader read2 = new BufferedReader(new InputStreamReader(System.in));
BufferedReader read3 = new BufferedReader(new InputStreamReader(System.in));
BufferedReader read4 = new BufferedReader(new InputStreamReader(System.in));
int n1 = Integer.parseInt(read1.readLine());
int n2 = Integer.parseInt(read2.readLine());
int n3 = Integer.parseInt(read3.readLine());
int n4 = Integer.parseInt(read4.readLine());
if (n1 > n2 && n1 > n3 && n1> n4){
System.out.println(n1);
}
else if (n2 > n1 && n2 > n3 && n2 > n4){
System.out.println(n2);
}
else if (n3 > n1 && n3 > n2 && n3 > n4){
System.out.println(n3);
}
else if (n4 > n1 && n4 > n2 && n4 > n3){
System.out.println(n4);
}
else if (n1 == n2 || n1 == n3 || n1 == n4){
System.out.println(n1);
}
else if(n2 == n3 || n2 == n4){
System.out.println(n2);
}
else if ( n3 == n4){
System.out.println(n4);
}
}
}
package com.codegym.task.task04.task0419;
/*
Maximum of four numbers
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
//write your code here
BufferedReader read1 = new BufferedReader(new InputStreamReader(System.in));
BufferedReader read2 = new BufferedReader(new InputStreamReader(System.in));
BufferedReader read3 = new BufferedReader(new InputStreamReader(System.in));
BufferedReader read4 = new BufferedReader(new InputStreamReader(System.in));
int n1 = Integer.parseInt(read1.readLine());
int n2 = Integer.parseInt(read2.readLine());
int n3 = Integer.parseInt(read3.readLine());
int n4 = Integer.parseInt(read4.readLine());
if (n1 > n2 && n1 > n3 && n1> n4){
System.out.println(n1);
}
else if (n2 > n1 && n2 > n3 && n2 > n4){
System.out.println(n2);
}
else if (n3 > n1 && n3 > n2 && n3 > n4){
System.out.println(n3);
}
else if (n4 > n1 && n4 > n2 && n4 > n3){
System.out.println(n4);
}
else if (n1 == n2 || n1 == n3 || n1 == n4){
System.out.println(n1);
}
else if(n2 == n3 || n2 == n4){
System.out.println(n2);
}
else if ( n3 == n4){
System.out.println(n4);
}
}
}