Question
The program input is a character representing the observed color of the cylinder: 'Y' or 'y' for yellow, 'O' or 'o for orange, and so on.
Cylinder colors and their associated contents are as follows:
orange ammonia
brown carbon monoxide
yellow hydrogen
green oxygen
If an invalid letter is entered, notify the user of incorrect input by stating Contents Unknown.
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public class program {/**
* @param args the command line arguments
*/
public static void main(String[] args) {
// TODO code application logic here
Scanner sc = new Scanner(System.in);
System.out.print("enter the character representing the observed color of the cylinder : ");...