title: Area Square Circumscribed Circle
signature: function areaSquareCircumscribedCircle(r) {
test_code: 
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  function convertToString(value) {
      return JSON.stringify(value, function (key, val) {
          if (val instanceof Set) {
              return Array.from(val);
          } return val;});
  }
  
  function validateSolution(actual, expected){
      return convertToString(actual)===convertToString(expected);
  }
  
  function driver(r, expected){
      try{
          if (validateSolution(PLACEHOLDER_FN_NAME(r),expected)){
              return "PASSED";
          }
          return "FAILED";
      } catch (error) {
        return error.name;
      }
      
  }
      
  function main(){
    let result = '';
    result = driver(14, 392);
    console.log(`TEST-0...${result}`);
  
    result = driver(78, 12168);
    console.log(`TEST-1...${result}`);
  
    result = driver(45, 4050);
    console.log(`TEST-2...${result}`);
  
    result = driver(66, 8712);
    console.log(`TEST-3...${result}`);
  
    result = driver(18, 648);
    console.log(`TEST-4...${result}`);
  
    result = driver(32, 2048);
    console.log(`TEST-5...${result}`);
  
    result = driver(60, 7200);
    console.log(`TEST-6...${result}`);
  
    result = driver(16, 512);
    console.log(`TEST-7...${result}`);
  
    result = driver(99, 19602);
    console.log(`TEST-8...${result}`);
  
    result = driver(65, 8450);
    console.log(`TEST-9...${result}`);
  
    process.exit(0);
  };
  
  if (require.main === module) {
    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 );
  }