Words and numbers

Write functions that:

• can find all the numbers in a sentence;
• find all words shorter than 3 in a sentence;
• can find all the numbers in a sentence longer than 15;
• count all the words in a sentence;
• count all numbers in a sentence.

Use this sentence to test:

I saw 3 bears, and 7 toads in 50 meters from the tallest tree in the park.

But use other sentences to test it as well, like:

I saw 5 fish, and 8 squid in 100 meters from the biggest boat in the sea.