Section 16.4 Write the Code

Write a function named sum_to_n(n) that returns the sum from 1 to n.

Write a function named count_evens(numbers) that returns how many values in the list are even.

Write a function named find_max(numbers)that returns the largest number in the list. Do not use max().

Write a function named multiplication_table(n) that prints the multiplication table for n from 1 through 10.

Write a function named count_passing(scores) that counts how many scores are greater than or equal to 70.

Write a function named sum_greater_10(numbers) that computes the sum of numbers greater than 10.

Write code to print this pattern using a loop:

*
**
***
****
*****

Write a function named ffirst_duplicate(numbers) that returns the first number that appears more than once. Return None if there are no duplicates.

Write a function sublist_until_target(numbers, target) that returns a list of elements before the first occurrence of target. If the target is not found, return the entire list.

Write a function count_words(text) that returns the number of words in the given text. Assume that words are separated by a single space.

Write a function format_names(names) takes a list of strings and returns a single string with names separated by ", ".

Example: ["Ali", "Sam", "Jo"] --> "Ali, Sam, Jo"

Write a function censor_word(text) that returns a new string of the text where every occurrence of "bad" is replaced with "***". Do not modify the original string.

Write a function short_words(text) that takes string of text and returns a list of words with length ≤ 3. Do not modify the original string.

Write a function contains_word(text, word) that returns True if the exact word appears in the text. Otherwise returns False.

Write a function contains_word(text, word) that returns True if the exact word appears in the text. Otherwise returns False.