title: Form Minimum Number From Given Sequence 1
signature: def formMinimumNumberFromGivenSequence1(seq: String) = {
test_code: import scala.collection.mutable.HashMap
  import scala.collection.immutable.HashSet
  
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  
  // TESTING CODE 
  // ============================================
  def validateSolution(actual: String , expected: String): Boolean = {
      actual.toString == expected.toString
  }
  
  def driver(seq: String, expected: String): String = {
      try {
          if (validateSolution(PLACEHOLDER_FN_NAME(seq),expected)) {
              "PASSED"
          } else{
              "FAILED"
          }
      }catch{
          case e: Exception => {e.getClass.getName}
      }
  
  }
  object QuestionEvaluator extends App {
  
      println(s"TEST-0...${driver(
        "D", 
        "[2, 1]"    
      )}")   
  
  
      println(s"TEST-1...${driver(
        "I", 
        "[1, 2]"    
      )}")   
  
  
      println(s"TEST-2...${driver(
        "DD", 
        "[3, 2, 1]"    
      )}")   
  
  
      println(s"TEST-3...${driver(
        "II", 
        "[1, 2, 3]"    
      )}")   
  
  
      println(s"TEST-4...${driver(
        "DIDI", 
        "[2, 1, 4, 3, 5]"    
      )}")   
  
  
      println(s"TEST-5...${driver(
        "IIDDD", 
        "[1, 2, 6, 5, 4, 3]"    
      )}")   
  
  
      println(s"TEST-6...${driver(
        "DDIDDIID", 
        "[3, 2, 1, 6, 5, 4, 7, 9, 8]"    
      )}")   
  
  
      println(s"TEST-7...${driver(
        "176297", 
        "[7, 6, 5, 4, 3, 2, 1]"    
      )}")   
  
  
      println(s"TEST-8...${driver(
        "1", 
        "[2, 1]"    
      )}")   
  
  
      println(s"TEST-9...${driver(
        "XHkhZq", 
        "[7, 6, 5, 4, 3, 2, 1]"    
      )}")   
  
  }
  
source_py: def form_minimum_number_from_given_sequence_1(seq):
      n = len(seq)
      if (n >= 9):
          return '-1'
      result = ([None] * (n + 1))
      count = 1
      for i in range((n + 1)):
          if ((i == n) or (seq[i] == 'I')):
              for j in range((i - 1), (- 2), (- 1)):
                  result[(j + 1)] = int(('0' + str(count)))
                  count += 1
                  if ((j >= 0) and (seq[j] == 'I')):
                      break
      return result
source_cpp: string form_minimum_number_from_given_sequence_1(string seq) {
    int n = seq . length ( );
    if ( n >= 9 ) return "-1";
    string result ( n + 1, ' ' );
    int count = 1;
    for ( int i = 0;
    i <= n;
    i ++ ) {
      if ( i == n || seq [ i ] == 'I' ) {
        for ( int j = i - 1;
        j >= - 1;
        j -- ) {
          result [ j + 1 ] = '0' + count ++;
          if ( j >= 0 && seq [ j ] == 'I' ) break;
        }
      }
    }
    return result;
  }