**Question:**

Site drove her car the Fune Mall. As she reaches the parking lot she gets a token from the machine. But she’s not sure where she wants to park her car. She sees a display board that gives the status of he occupancy in the parking lot.

There are 4 basements: B1, B2, B3, and B4. The values of token numbers are displayed in the giant display board as follows. Help Sita to find the basement number to park her car.

- If token number is between 1 and 50 (both inclusive) then the output B1.
- If token number is between 51 and 100 (both inclusive) then the output B2.
- If token number is between 101 and 120 (both inclusive) the the output B3.
- If token number is between 121 and 180 (both inclusive) the the output B4.
- Otherwise, print “Invalid Input ” and terminate the program.

**Input Format:**

Input consist of 1 integer corresponding to N

**Output Format:**

Output consists of a string which is either “B1″or”B2″or”B3″or”B4”

Please do not use System,exit(0) to terminate the application

**Sample Input 1:**

120

**Sample Output 1:**

B3

**Sample Input 1:**

180

**Sample Output 1:**

B4

**Code:**

**Main.java**

import java.util.Scanner; public class fune_mall_vehicle_parking { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int num = sc.nextInt(); if(num>=1 && num<=50){ System.out.println("B1"); } else if(num>=51 && num<=100){ System.out.println("B2"); } else if(num>=101 && num<=120){ System.out.println("B3"); } else if(num>=121 && num<=180){ System.out.println("B4"); } else{ System.out.println("Invalid Input"); } } }

**Output:**

125 B4