EXAMPLE 21: Scope and Lifetime
 

 void  someMethod(int x, int y){
       int a = 15 +x;
       {
             int c;
             c= a+x;
              y = c +2;
        }
        a = c +y;
        q = x;
        int q;
        q = x +y;
 
}

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int someOtherMethod( int x){

      int a = x;
      x = a+ 13;
      Circle c1 = new Circle(4);
       System.out.println(c1.area());
        Cirlce c3;
      {
          int  b = 12;
          Circle c2 =  new Circle(5);
           c1 = c2;
           c3 = new Circle(6);
       }
      System.out.println(c1.area());
      System.out.println(c2.area());
      System.out.println(c3.area());
}