Poj Solution 1658

http://poj.org/problem?id=1658

//* @author ������<hongxp11@163.com>
import java.util.Scanner;


public class Main {
 public static void main(String[] args)
 {
    Scanner in = new Scanner(System.in);
    int n = in.nextInt();
    for(int i = 0; i < n; i++)
    {
          int one = in.nextInt();
      int two = in.nextInt();
      int three = in.nextInt();
      int four = in.nextInt();
      int d1 = two - one;
      int d2 = three - two;
      int d3 = four - three;
     if((d1 == d2)&&(d3 == d2))
      {
       int five = four + d1;
       System.out.println(one+" "+two+" "+three+" "+four+" "+five);
      }
     else
     {
      int five = four * (two/one);
      System.out.println(one+" "+two+" "+three+" "+four+" "+five);
    }
      }
   }
}


											
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