Leetcode Problem 1805. Number of Different Integers in a String
1805. Number of Different Integers in a String
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Leetcode Solutions
Using Regular Expressions to Extract Integers
Solution Idea
Algorithm Steps
Code Implementation
Complexity Analysis
Import the
re
module to use regular expressions.
Use
re.findall
to extract all sequences of digits from the input string.
Convert each sequence to an integer to remove leading zeros.
Add the integers to a set to keep only unique values.
Return the size of the set as the final result.
Iterative Character Processing
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