word.py

# Given an array of strings `words`, return the first palindromic string in the array. 
# If there is no such string, return an empty string `""`.
def firstPalindrome(words):
    """
    :type words: List[str]
    :rtype: str
    """
    def is_palindrome(s):
        """
        :type s: str
        :rtype: bool
        """
        return s == s[::-1]
    for word in words:
        if is_palindrome(word):
            return word
    return ""

# Test cases
words1 = ["abc","car","ada","racecar","cool"]
words2 = ["notapalindrome","racecar"]
words3 = ["def","ghi"]

print(firstPalindrome(words1)) # Output: "ada"
print(firstPalindrome(words2)) # Output: "racecar"
print(firstPalindrome(words3)) # Output: ""