Leetcode Problem 389. Find the Difference
Leetcode Solutions
Approach: Bit Manipulation
- Initialize a variable
chto 0 to hold the XOR result. - Iterate through all characters in string
sand XOR each character withch. - Iterate through all characters in string
tand XOR each character withch. - After completing the XOR operations for both strings, the value of
chwill be the ASCII value of the extra character. - Return the character representation of
ch.
Approach: Sorting
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