C++ Taskbook Level 7.6

Задание 1

Make a function that takes a date in the format year-month-day as a parameter and determines whether such a date exists or not.

Задание 2

Make a function that will take seconds as a parameter and return the number of days corresponding to these seconds.

Задание 3

Create a function that will generate a string of a given length filled with random Latin letters.

Задание 4

Make a function that will receive a string of words as a parameter and return an uppercase string consisting of the first letters of the words.

Задание 5

Make a function that takes an array of numbers as a parameter and replaces each number with an array of its divisors.