Java : Area of Circle

Input


import java.util.Scanner;

public class AreaOfCircle {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        
       
        int radius = 10;
    
        double pi = 3.14;
      
        double area = pi * radius * radius;
        
     
      System.out.printf("Area of circle is: %.2f", area);
        
      
        scanner.close();
    }
}

Output

Area of circle is: 314.00