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/*fileName:P5Q15.java
*Name:Wang Chaoran
* Description:
15 (Using the Math.sqrt method)
Write a program that prints the following table using the sqrt method in the Math class.
Number SquareRoot
0 0.0000
2 1.4142
...
18 5.2426
20 5.4721

*/
public class P5Q15{
  public static void main(String[] args){
    System.out.println("Number    SquareRoot");
    for(int i=0;i<=20;i+=2){
      if(i<10)
        System.out.print(" ");
    System.out.print(i+"          ");
    System.out.printf("%-6.4f",squareRoot(i));
    System.out.println();
    }
  }
  public static double squareRoot(int input){
    return Math.sqrt(input);
  }
}