title: Count Set Bits In An Integer
signature: fun countSetBitsInAnInteger(n: Int): Int {
source_py: def count_set_bits_in_an_integer(n):
      count = 0
      while n:
          count += (n & 1)
          n >>= 1
      return count
source_cpp: unsigned int count_set_bits_in_an_integer(unsigned int n) {
    unsigned int count = 0;
    while ( n ) {
      count += n & 1;
      n >>= 1;
    }
    return count;
  }
question_info.test_list: [{"idx": 0, "outputs": 4, "inputs": {"n": 58}}, {"idx": 1, "outputs": 4, "inputs": {"n": 92}}, {"idx": 2, "outputs": 3, "inputs": {"n": 73}}, {"idx": 3, "outputs": 3, "inputs": {"n": 52}}, {"idx": 4, "outputs": 2, "inputs": {"n": 24}}, {"idx": 5, "outputs": 3, "inputs": {"n": 14}}, {"idx": 6, "outputs": 4, "inputs": {"n": 58}}, {"idx": 7, "outputs": 3, "inputs": {"n": 11}}, {"idx": 8, "outputs": 1, "inputs": {"n": 8}}, {"idx": 9, "outputs": 3, "inputs": {"n": 52}}]
question_info.extension: kts
question_info.test_code: package main
  
  import kotlin.text.*
  import kotlin.math.*
  
  
  // SOLUTION CODE
  // ===================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE
  // ===================================
  fun validateSolution(actual:Int, expected:Int):Boolean{
    return actual.equals(expected)
  }
  fun driver(n: Int, expected:Int):String {
      try{
        if (validateSolution(PLACEHOLDER_FN_NAME(n), expected)) {
                return "PASSED"
        }
        return "FAILED"
      } catch (e: Exception){
        return e::class.simpleName as String
      }
  
  }
  
  fun main() {
      var result: String = ""
      result = driver(58, 4)
      println("TEST-0...${result}")
      
      result = driver(92, 4)
      println("TEST-1...${result}")
      
      result = driver(73, 3)
      println("TEST-2...${result}")
      
      result = driver(52, 3)
      println("TEST-3...${result}")
      
      result = driver(24, 2)
      println("TEST-4...${result}")
      
      result = driver(14, 3)
      println("TEST-5...${result}")
      
      result = driver(58, 4)
      println("TEST-6...${result}")
      
      result = driver(11, 3)
      println("TEST-7...${result}")
      
      result = driver(8, 1)
      println("TEST-8...${result}")
      
      result = driver(52, 3)
      println("TEST-9...${result}")
      
          
  }
  
  main()
question_info.entry_fn_name: countSetBitsInAnInteger
question_info.entry_cls_name: Solution
question_info.test_case_ids: 0 1 2 3 4 5 6 7 8 9
question_info.commands: kotlinc -script __FILENAME__ -no-reflect -nowarn