title: Smallest Power Of 2 Greater Than Or Equal To N 1
signature: function smallestPowerOf2GreaterThanOrEqualToN1(n: number): number {
source_py: def smallest_power_of_2_greater_than_or_equal_to_n_1(n):
      p = 1
      if (n and (not (n & (n - 1)))):
          return n
      while (p < n):
          p <<= 1
      return p
source_cpp: unsigned int smallest_power_of_2_greater_than_or_equal_to_n_1(unsigned int n) {
    unsigned int p = 1;
    if ( n && ! ( n & ( n - 1 ) ) ) return n;
    while ( p < n ) p <<= 1;
    return p;
  }
question_info.test_list: [{"idx": 0, "outputs": 32, "inputs": {"n": 31}}, {"idx": 1, "outputs": 128, "inputs": {"n": 89}}, {"idx": 2, "outputs": 128, "inputs": {"n": 92}}, {"idx": 3, "outputs": 128, "inputs": {"n": 66}}, {"idx": 4, "outputs": 64, "inputs": {"n": 38}}, {"idx": 5, "outputs": 64, "inputs": {"n": 34}}, {"idx": 6, "outputs": 32, "inputs": {"n": 17}}, {"idx": 7, "outputs": 32, "inputs": {"n": 24}}, {"idx": 8, "outputs": 64, "inputs": {"n": 54}}, {"idx": 9, "outputs": 32, "inputs": {"n": 20}}]
question_info.entry_cls_name: Solution
question_info.test_code: 
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  function convertToString(value: any): string{
      return JSON.stringify(value, function (key, val) {
          if (val instanceof Set) {
              return Array.from(val);
          } return val;});
  }
  
  function validateSolution(actual: number, expected: number): boolean {
      return convertToString(actual) === convertToString(expected);
  }
  
  function driver(n: number, expected:number): string {
      try{
          if (validateSolution(PLACEHOLDER_FN_NAME(n),expected)){
              return "PASSED";
          }
          return "FAILED";
      } catch (error) {
        return error.name;
      }
      
  }
      
  function main(){
    let result = '';
    result = driver(31, 32);
    console.log(`TEST-0...${result}`);
  
    result = driver(89, 128);
    console.log(`TEST-1...${result}`);
  
    result = driver(92, 128);
    console.log(`TEST-2...${result}`);
  
    result = driver(66, 128);
    console.log(`TEST-3...${result}`);
  
    result = driver(38, 64);
    console.log(`TEST-4...${result}`);
  
    result = driver(34, 64);
    console.log(`TEST-5...${result}`);
  
    result = driver(17, 32);
    console.log(`TEST-6...${result}`);
  
    result = driver(24, 32);
    console.log(`TEST-7...${result}`);
  
    result = driver(54, 64);
    console.log(`TEST-8...${result}`);
  
    result = driver(20, 32);
    console.log(`TEST-9...${result}`);
  
  };
  
  main();
question_info.extension: ts
question_info.entry_fn_name: smallestPowerOf2GreaterThanOrEqualToN1
question_info.test_case_ids: 0 1 2 3 4 5 6 7 8 9
question_info.commands: tsc --target es2020 --lib es5,dom,es2015,es2020 __FILENAME__
question_info.commands: node __FILENAME__.js