title: Area Square Circumscribed Circle
signature: function area_square_circumscribed_circle(r)
test_code: using Printf
  
  # SOLUTION CODE
  # ============================================
  PLACEHOLDER_CODE_BODY
  
  # TESTING CODE 
  # ============================================
  function validate_solution(actual, expected)
      return actual == expected
  end
  
  function driver(r, expected)
      try
  
          if validate_solution(PLACEHOLDER_FN_NAME(r), expected)
              return "PASSED";
          end
          return "FAILED";
      catch exception_obj
          return string(Base.typename(typeof(exception_obj)).wrapper);
      end
  end
  
  function main()
      
      result = driver(14, 392);
      @printf("TEST-0...%s\n",result);
      
      result = driver(78, 12168);
      @printf("TEST-1...%s\n",result);
      
      result = driver(45, 4050);
      @printf("TEST-2...%s\n",result);
      
      result = driver(66, 8712);
      @printf("TEST-3...%s\n",result);
      
      result = driver(18, 648);
      @printf("TEST-4...%s\n",result);
      
      result = driver(32, 2048);
      @printf("TEST-5...%s\n",result);
      
      result = driver(60, 7200);
      @printf("TEST-6...%s\n",result);
      
      result = driver(16, 512);
      @printf("TEST-7...%s\n",result);
      
      result = driver(99, 19602);
      @printf("TEST-8...%s\n",result);
      
      result = driver(65, 8450);
      @printf("TEST-9...%s\n",result);
      
  end
  
  main()
source_py: def area_square_circumscribed_circle(r):
      return ((2 * r) * r)
source_cpp: int area_square_circumscribed_circle(int r) {
    return ( 2 * r * r );
  }