title: Area Square Circumscribed Circle
signature: areaSquareCircumscribedCircle(r) {
test_code: import 'dart:convert';
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  bool validateSolution(int actual, int expected){
      return actual.toString() == expected.toString();
  }
  
  String driver(r, int expected){
      try
      {
          if (validateSolution(PLACEHOLDER_FN_NAME(r), expected)){
              return "PASSED";
          }
          return "FAILED";
      }catch(exception_object){
          return exception_object.runtimeType.toString();
      }
  }
  
  int main() {
  
      print("TEST-0...${driver(
          14, 
          392)
      }");
  
      print("TEST-1...${driver(
          78, 
          12168)
      }");
  
      print("TEST-2...${driver(
          45, 
          4050)
      }");
  
      print("TEST-3...${driver(
          66, 
          8712)
      }");
  
      print("TEST-4...${driver(
          18, 
          648)
      }");
  
      print("TEST-5...${driver(
          32, 
          2048)
      }");
  
      print("TEST-6...${driver(
          60, 
          7200)
      }");
  
      print("TEST-7...${driver(
          16, 
          512)
      }");
  
      print("TEST-8...${driver(
          99, 
          19602)
      }");
  
      print("TEST-9...${driver(
          65, 
          8450)
      }");
  
      return 0;
  }
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 );
  }