On the first line, one character is entered - a lowercase letter. The sentence is entered on the second line. Output It is necessary to output a list of words (a word is a part of a sentence surrounded by white space characters) in which the entered letter is present in any case, in the same order in which they occur in the sentence.

letter = input()
sentence = input()
sentence_list = sentence.split()
for word in sentence_list:
  for c in word:
    if c.upper() == letter.upper():
      print(word)
      break