Three Words
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Let's teach the Robots to distinguish words and numbers.
You are given a string with words and numbers separated by whitespaces (one space). The words contains only letters. You should check if the string contains three words in succession . For example, the string "start 5 one two three 7 end" contains three words in succession.
Input: A string with words.
Output: The answer as a boolean.
Example:
checkio("Hello World hello") == True
checkio("He is 123 man") == False
checkio("1 2 3 4") == False
checkio("bla bla bla bla") == True
checkio("Hi") == False
How it is used: This teaches you how to work with strings and introduces some useful functions.
Precondition:
The input contains words and/or numbers. There are no mixed words (letters and digits combined).
0 < len(words) < 100
