[مُنيْـرَه المُطيّـرْيْ]

import java.util.*;
import java.lang.*;
class BodyMass{
	
	private String name;
	private double tall;
	private double	weight;
	public double temp;
	//---------------------------------------
	//constractore method;
	public BodyMass(){
		name=" ";
		tall=0.00;
		weight=0.00;
	}
	//-----------------------------------
	public void inputData(){
		Scanner scan=new Scanner(System.in);
		System.out.println("Enter the person name :");
			name=scan.nextLine();
			System.out.println("Enter  your Body weight in kg :");
			tall=scan.nextDouble();
			System.out.println("Enter  your Body tall in m :");
			weight=scan.nextDouble();	
			}
			//---------------------------
			public void cal_bodymass(){
		double temp=(weight/Math.pow(tall,2));
		System.out.println(temp);
			if(temp<20)
				System.out.println("your weight is less than normal ");
				if(temp>20&&temp<25)
				System.out.println(" your weight is normal");
					if(temp>25&&temp<30)
					System.out.println("your person suffering from an increase in weight:");
						if(temp>30&&temp<40)
							System.out.println("your a danger mark for obese person");
								if(temp>=40)
									System.out.println("your  obesity and has a problems in his health ");
										else
											System.out.println("these results shows incorrect of Body Mass calculation");	} 
										
	public String toString(){String s=("your name "+name+"\nyour tall"+tall+"\nyour weight"+weight);
	return s;}
	
}

import java.util.*;
import java.lang.*;

class TestBMI{
	public static void main(String []args){
	BodyMass bodymass=new BodyMass();
	String Ans;
	Scanner scanner=new Scanner(System.in);
	do{
		System.out.println("Name of Person: ");
		bodymass.inputData();
		System.out.println(" Your Body Mass is :");
		bodymass.cal_bodymass();
		bodymass.toString();
		System.out.println("Do you want to continue [y/n]:");
		Ans=scanner.next();
		}while(Ans.equalsIgnoreCase("y"));	
		}
}