title: Count Of Occurrences Of A 101 Pattern In A String
signature: fun countOfOccurrencesOfA101PatternInAString(s: String): Int {
source_py: def count_of_occurrences_of_a_101_pattern_in_a_string(s):
      length = len(s)
      oneSeen = False
      count = 0
      for i in range(length):
          if ((s[i] == '1') and oneSeen):
              if (s[(i - 1)] == '0'):
                  count += 1
          if ((s[i] == '1') and (oneSeen == 0)):
              oneSeen = True
          if ((s[i] != '0') and (s[i] != '1')):
              oneSeen = False
      return count
source_cpp: int count_of_occurrences_of_a_101_pattern_in_a_string(string str) {
    int len = str . size ( );
    bool oneSeen = 0;
    int count = 0;
    for ( int i = 0;
    i < len;
    i ++ ) {
      if ( str [ i ] == '1' && oneSeen == 1 ) if ( str [ i - 1 ] == '0' ) count ++;
      if ( str [ i ] == '1' && oneSeen == 0 ) {
        oneSeen = 1;
        continue;
      }
      if ( str [ i ] != '0' && str [ i ] != '1' ) oneSeen = 0;
    }
    return count;
  }
question_info.test_list: [{"idx": 0, "outputs": 2, "inputs": {"s": "1001ab010abc01001"}}, {"idx": 1, "outputs": 3, "inputs": {"s": "1001010001"}}, {"idx": 2, "outputs": 3, "inputs": {"s": "010100010100"}}, {"idx": 3, "outputs": 0, "inputs": {"s": "DLCu"}}, {"idx": 4, "outputs": 0, "inputs": {"s": "7072430592"}}, {"idx": 5, "outputs": 0, "inputs": {"s": "011"}}, {"idx": 6, "outputs": 0, "inputs": {"s": "pnJpypYOza"}}, {"idx": 7, "outputs": 0, "inputs": {"s": "1037"}}, {"idx": 8, "outputs": 0, "inputs": {"s": "111"}}, {"idx": 9, "outputs": 0, "inputs": {"s": "HxK"}}]
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(s: String, expected:Int):String {
      try{
        if (validateSolution(PLACEHOLDER_FN_NAME(s), expected)) {
                return "PASSED"
        }
        return "FAILED"
      } catch (e: Exception){
        return e::class.simpleName as String
      }
  
  }
  
  fun main() {
      var result: String = ""
      result = driver("1001ab010abc01001", 2)
      println("TEST-0...${result}")
      
      result = driver("1001010001", 3)
      println("TEST-1...${result}")
      
      result = driver("010100010100", 3)
      println("TEST-2...${result}")
      
      result = driver("DLCu", 0)
      println("TEST-3...${result}")
      
      result = driver("7072430592", 0)
      println("TEST-4...${result}")
      
      result = driver("011", 0)
      println("TEST-5...${result}")
      
      result = driver("pnJpypYOza", 0)
      println("TEST-6...${result}")
      
      result = driver("1037", 0)
      println("TEST-7...${result}")
      
      result = driver("111", 0)
      println("TEST-8...${result}")
      
      result = driver("HxK", 0)
      println("TEST-9...${result}")
      
          
  }
  
  main()
question_info.entry_fn_name: countOfOccurrencesOfA101PatternInAString
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