You are given two strings, line1 and line2. Answer, what is the smallest number of operations you need to transform line1 to line2?
- Delete one letter from one of strings
- Insert one letter into one of strings
- Replace one of letters from one of strings with another letter
Input: two arguments, two strings.
Output: int, minimum number of operations.
stepsToConvert('line1', 'line1') == 0 stepsToConvert('line1', 'line2') == 1 stepsToConvert('ine', 'line2') == 2
Precondition: 0 <= len(line) < 100