Distance

/******************************************************************************
 *  Compilation:  javac Distance.java
 *  Execution:    java Distance x y
 *  
 *  Prints the distance from (x, y) to the origin, where x and y
 *  are integers.
 * 
 *  % java Distance 45 -2
 *  distance from (3, 4) to (0, 0) = 45.044422518220834
 *
 *  % java Distance 5 12
 *  distance from (5, 12) to (0, 0) = 13.0
 *
 ******************************************************************************/

public class Distance {
    
    public static void main(String[] args){
        
        int x = Integer.parseInt(args[0]);
        int y = Integer.parseInt(args[1]);
        
        double distance = Math.sqrt(x*x + y*y);
        
        System.out.print("Distance from (" + x + " , " + y + ") to (0, 0) = " + distance);
        
    }
}