CMYKtoRGB.java

import java.lang.Math;
public class CMYKtoRGB {

    public static void main (String[] args) {

        double cyan = Double.parseDouble(args[0]);
        double magenta = Double.parseDouble(args[1]);
        double yellow = Double.parseDouble(args[2]);
        double black = Double.parseDouble(args[3]);

        double white = 1 - black;
        double red = Math.round((255 * white * (1 - cyan)));
        int r = (int) red;
        double green = Math.round((255 * white * (1 - magenta)));
        int g = (int) green;
        double blue = Math.round((255 * white * (1 - yellow)));
        int b = (int) blue;

        System.out.println("red = " + r);
        System.out.println("green = " + g);
        System.out.println("blue = " + b);
    }
}