die in the forth condition
package zh.codegym.task.task04.task0417;
/*
是否有一对?
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String s1 = reader.readLine();
String s2 = reader.readLine();
String s3 = reader.readLine();
int a = Integer.parseInt(s1);
int b = Integer.parseInt(s2);
int c = Integer.parseInt(s3);
if( a == b )
{
System.out.println(a +" "+ b);
}
if( b == c )
{
System.out.println( b + " " + c );
}
if( a == c )
{
System.out.println( a + " " + c );
}
if ( a == b && b == c )
{
System.out.println( a + " " + b + " " + c );
}//在此编写你的代码
}
}