import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.lang.Math;
class Times2 {
    static void doubleArray(double[] input){
	    for (int i = 0; i < input.length; i++){
	    input[i] = input[i] * 2;
	    }
    }
    public static void main(String[] args) throws java.io.IOException{
	    double[] convertable = {1,2.36,4,6,8,20};
	    for(int i = 0; i < convertable.length;i++){
	    System.out.println(convertable[i]);
	    }
	    doubleArray(convertable);
	    System.out.println("converted");
            for(int i = 0; i < convertable.length;i++){
            System.out.println(convertable[i]);
            }

                    
                    

    }
}

//By msglm; Licensed under the AGPL v3