Write a java program to demonstrate the road signaling with default as 'prepare to go' operation.
Assume red for 'stop', green for 'go', and yellow for 'proceed with caution'.
Sample Input 1:
Enter the color
green
Sample Output 1:
go
Answers
Answer:
1
2 import java.util.Scanner;
3
4 public class Main{
5
6 public static void main(String[] args){
7
8 Scanner sc=new Scanner(System.in);
9 System.out.println("Enter the color");
10 String color=sc.next();
11 sc.nextLine();
12 if(color=="green")
13 {
14 System.out.println("go");
15 }
16 else if(color=="red")
17 {
18 System.out.println("stop");
19 }
20 else if(color=="yellow")
21 {
22 System.out.println("proceed with caution");
23 }
24 else
25 {
26 System.out.println("prepare to go");
27 }
28 }
29 }
Answer:
1.import java.util.Scanner;
2.public class Main{
3.public static void main(String[] args){
4.Scanner sc=new Scanner(System.in);
5.System.out.println("Enter the color");
6.String color=sc.nextLine();
7.String a="green";
8.String b="red";
9.String c="yellow";
10.if(a.equals(color))
11.{
12.System.out.print("go");
13.}
14.else if(b.equals(color))
15.{
16.System.out.print("stop");
17.}
18.else if(c.equals(color))
19.{
20.System.out.print("proceed with caution");
21.}
22.else
23.{
24.System.out.println("prepare to go");
25.}
26.}
27.}
Explanation: