Code Snippets

def map_strs_to_ints(numbers: list[str]) -> list[int]: 
    integers = [] 
    for number in numbers: 
        integers.append(int(number)) 
    return integers 

def remove_negatives(numbers: list[int]) -> list[int]: 
    positives = [] 
    for number in numbers: 
        if number >= 0: 
            positives.append(number) 
    return positives 

def count(numbers: list[int]) -> int: 
    length = 0 
    for number in numbers: 
        length = length + 1 
    return length 

def sum(numbers: list[int]) -> int: 
    total = 0 
    for number in numbers: 
        total += number 
    return total 

def only_questions(words: list[str]) -> list[str]: 
    questions = [] 
    for word in words: 
        if "?" in word: 
            questions.append(word) 
    return questions 

def last_word(words: list[str]) -> str: 
    words = [] 
    last = words[0] 
    for word in words: 
        if word > last: 
            last = word 
    return last 

def check_senior(age: int) -> bool: 
    # This `if` statement is unnecessary! 
    if age > 60: 
        return True 
    else: 
        return False 
# Exactly equivalent to 
def check_senior(age: int) -> bool: 
    return age > 60 

def check_toddler(age: int): 
    # The `== True` part is redundant! 
    return (age >= 5) == True 
def check_toddler(age: int): 
    # Much better! 
    return age >= 5