Given a rows x cols screen and a sentence represented by a list of words, find how many times the given sentence can be fitted on the screen.
Note:
A word cannot be split into two lines. The order of words in the sentence must remain unchanged. Two consecutive words in a line must be separated by a single space. Total words in the sentence won't exceed 100. Length of each word won't exceed 10. 1 ≤ rows, cols ≤ 20,000.
Example 1:
Input: rows = 2, cols = 8, sentence = ["hello", "world"]
Output: 1
Explanation: hello--- world---
The character '-' signifies an empty space on the screen.
Example 2:
Input: rows = 3, cols = 6, sentence = ["a", "bcd", "e"]
Output: 2
Explanation: a-bcd- e-a--- bcd-e-
The character '-' signifies an empty space on the screen.
Example 3:
Input: rows = 4, cols = 5, sentence = ["I", "had", "apple", "pie"]
Output: 1
Explanation: I-had apple pie-I had--
The character '-' signifies an empty space on the screen.