Untitled

/*This Program Lets you pick from 3 diffrent shapes to calculate the circumference of using switch statement, 
char The user has a choice of picking between a triangle, square and a rectangle.*/

import java.util.Scanner;

class circumference_of_shapes
{

public static void main(String[] args) 
   {
  /*input section*/
    char square,triangle,rectangle;
    square = 's';
    triangle = 't';
    rectangle = 'r';
    int choice, a, b, c, circumference;
    System.out.println("Pick from the following letters to find the circumference.\n Square = s\n Rectangle = r\n Triangle = t");
    Scanner input = new Scanner(System.in);
    System.out.println("s");
    System.out.println("r ");
    System.out.println("t");
    choice = input.nextInt();
    
    
    switch(choice) {
    case 1: System.out.println("You chose square");
            System.out.println("Please enter one side");
            a = input.nextInt();
            circumference = a*4;
            System.out.print("The circumference of your Square is: " + circumference);
    break;
    case 2: System.out.println("You chose Rectangle");
            System.out.println("Please enter the lenght of the Rectangle");
            a = input.nextInt();
            System.out.println("Please enter the heigth of the Rectangle");
            b = input.nextInt();
            circumference = 2*(a+b);
            System.out.print("The circumference of your Rectangle is: " + circumference);
    break;
    case 3: System.out.println("You chose triangle");
            System.out.println("Please enter the first side");
            a = input.nextInt();
            System.out.println("Please enter the second side");
            b = input.nextInt();
            System.out.println("Please enter the third side");
            c = input.nextInt();
            circumference = a*b*c;
            System.out.print("The circumference of your Triangle is: " + circumference);
            
    break;
            default:
            System.out.println("Invalid char, pick a letter that correlates to the given shapes\n***Error***");


            
  }
    
    
    
    
    
    
    
    
    
    
      }

}