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  1. import java.util.*;
  2.  
  3. class dash {
  4.  
  5.     public static void main(String[] args) {
  6.         Scanner in = new Scanner(System.in);
  7.         float x = in.nextFloat();
  8.         float y = in.nextFloat();
  9.         float a=x*x+y*y;
  10.  
  11.         if((y<0)||(a>1)||((x>0)&&(a<0.3)))
  12.         {
  13.             System.out.format("u=%f", Math.sqrt(Math.abs(x-1)));
  14.         } else
  15.         {
  16.             System.out.format("u=%f",x*x-1);
  17.         }
  18.     }
  19. }
Success #stdin #stdout 0.08s 4575232KB
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stdin
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0.3 0.3
stdout
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u=0.836660
https://ideone.com/zcl6e5
2.l Java
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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