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  1. import java.util.*;
  2. import java.math.*;
  3.  
  4. class Main
  5. {
  6. 	public static void main (String[] args)
  7. 	{
  8. 		Scanner in = new Scanner(System.in);
  9. 		double s1, s2, n, x;
  10. 		n = in.nextDouble();
  11. 		x = n*(5-Math.sqrt(3)-Math.sqrt(6*Math.sqrt(3)-4))/(8*(2-Math.sqrt(3)));
  12. 		s1 = 4*x; //Длина пути по дороге
  13. 		s2 = Math.sqrt(2*(n*n - 4*x*n + 8*x*x)); //Длина пути напрямик
  14. 		System.out.print(s1 + " " + s2);
  15. 	}
  16. }
Success #stdin #stdout 0.12s 2841600KB
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2
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2.760405446616672 2.1396767146567495
https://ideone.com/nZsB57
KM17
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
secret

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