title: String Containing First Letter Every Word Given String Spaces
signature: def string_containing_first_letter_every_word_given_string_spaces(str):
test_code: import array
  import bisect
  import collections
  import datetime
  import functools
  import heapq
  import itertools
  import math
  import queue
  import re
  import string
  import sys
  from typing import Any, Dict, List, Optional, Set
  
  
  # SOLUTION CODE
  # ============================================
  PLACEHOLDER_CODE_BODY
  
  # TESTING CODE 
  # ============================================
  def validate_solution(actual, expected):
      return actual == expected
  
  def driver(str, expected):
      try:
          if validate_solution(PLACEHOLDER_FN_NAME(
              str),
              expected
          ):
              return "PASSED"
          return "FAILED"
      except Exception as exception_obj:
          return type(exception_obj).__name__
      
  if __name__ == "__main__":
      result = driver("t a", "ta")
      print(f"TEST-0...{result}")
  
      result = driver("77 78 2 600 7", "77267")
      print(f"TEST-1...{result}")
  
      result = driver("011 10 10", "011")
      print(f"TEST-2...{result}")
  
      result = driver("kV Co O iR", "kCOi")
      print(f"TEST-3...{result}")
  
      result = driver("2", "2")
      print(f"TEST-4...{result}")
  
      result = driver("0 11", "01")
      print(f"TEST-5...{result}")
  
      result = driver("Y sT wgheC", "Ysw")
      print(f"TEST-6...{result}")
  
      result = driver("58 824 6", "586")
      print(f"TEST-7...{result}")
  
      result = driver("00 100 001 0111", "0100")
      print(f"TEST-8...{result}")
  
      result = driver("Q", "Q")
      print(f"TEST-9...{result}")
  
      sys.exit(0)
source_py: def string_containing_first_letter_every_word_given_string_spaces(str):
      result = ''
      v = True
      for i in range(len(str)):
          if (str[i] == ' '):
              v = True
          elif ((str[i] != ' ') and (v == True)):
              result += str[i]
              v = False
      return result
source_cpp: string string_containing_first_letter_every_word_given_string_spaces(string str) {
    string result = "";
    bool v = true;
    for ( int i = 0;
    i < str . length ( );
    i ++ ) {
      if ( str [ i ] == ' ' ) v = true;
      else if ( str [ i ] != ' ' && v == true ) {
        result . push_back ( str [ i ] );
        v = false;
      }
    }
    return result;
  }