Functions

Problem 1. English digit

• Write a function that returns the last digit of given integer as an English word.

Examples:

input	output
512	two
1024	four
12309	nine

Problem 2. Reverse number

• Write a function that reverses the digits of given decimal number.

Example:

input	output
256	652
123.45	54.321

Problem 3. Occurrences of word

• Write a function that finds all the occurrences of word in a text.
• The search can be case sensitive or case insensitive.
• Use function overloading.

Problem 4. Number of elements

• Write a function to count the number of div elements on the web page

Problem 5. Appearance count

• Write a function that counts how many times given number appears in given array.
• Write a test function to check if the function is working correctly.

Problem 6. Larger than neighbours

• Write a function that checks if the element at given position in given array of integers is bigger than its two neighbours (when such exist).

Problem 7. First larger than neighbours

• Write a function that returns the index of the first element in array that is larger than its neighbours or -1, if there’s no such element.
• Use the function from the previous exercise.