[زهرة البنفسج]

بالنسبة للبرنامج الأول ....هذا كود أتمتى يكون هو الكود المطلوب و كتبته بالـJcreater

 import java.util.*;
public class Figure {
    
    public static void main(String[] args) {
    Scanner read=new Scanner(System.in);
    double r,l,a,c;	
    System.out.print ("Geometrical Figures:\nC:Circle\nS:Square\nR:Rectangle\nT:Triangle\n\n");
    System.out.print("Enter a character that represent a geometrical Figure: ");
    char g=read.nextChar();
    switch(g)
     {
     	case 'c':
    	case 'C':System.out.print ("Enter the radius for circle:");
    	        r=read.nextDouble();
    	       double Pi=3.14;
    	         a=Pi*r*r;
    	         c=2*Pi*r;
    	        System.out.print ("The area: "+a+"\nThe circumference: "+c);
    	        break; 
       case 's':
       	case 'S':System.out.print ("Enter the length for square:");
    	        r=read.nextInt();
    	         a=r*r;
    	         c=4*r;
    	        System.out.print ("The area: "+a+"\nThe circumference: "+c);
    	        break; 
       case 'r':
       	case 'R':System.out.print ("Enter the length for rectangle:");
    	         r=read.nextInt();
    	        System.out.print("Enter the width for rectangle:");
    	         l=read.nextDouble();
    	        a=r*l;
    	         c=2*(r+l);
    	        System.out.print ("The area: "+a+"\nThe circumference: "+c);
    	        break;
       case 't':
       	case 'T':System.out.print ("Enter the height for Triangle:");
    	         r=read.nextInt();
    	        System.out.print("Enter the width for rectangle:");
    	         l=read.nextDouble();
    	         double f,k;
    	         System.out.print("Enter the second length");
    	         f=read.nextDouble();
    	         System.out.print("Enter the third length");
    	         k=read.nextDouble();
    	         a=0.5*r*l;
    	         c=l+f+k;
    	        System.out.print ("The area: "+a+"\nThe circumference: "+c);
    	        break;
       		      		
     }
    }
}