JAVA_Unique Email Addresses

JAVA_Unique Email Addresses_LeetCode 929 풀이 class Solution { public int numUniqueEmails(String[] emails) { Set<String> res = new HashSet<>(); for(String str : emails){ String[] str2 = str.split("@"); str2[0] = str2[0].replaceAll("\\.",""); res.add(str2[0].split("\\+")[0] + "@" + str2[1]); } return res.size(); } } * 출처 https://leetcode.com/problems/unique-email-addresses/ Unique Email Addresses - LeetCode Can you solve this real interview question? Unique Email Addresses - Every valid email consi...

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