JAVA_Shortest Completing Word_LeetCode 748

JAVA_Shortest Completing Word_LeetCode 748 풀이 class Solution { public String shortestCompletingWord(String licensePlate, String[] words) { Map<Character, Integer> map = new HashMap(); String licensePlate2= licensePlate.toLowerCase(); int len = Integer.MAX_VALUE; String str = ""; for(int i=0;i<licensePlate2.length();i++){ char ch = licensePlate2.charAt(i); if(Character.isLetter(ch)) map.put(ch, map.getOrDefault(ch,0) + 1); } for(int i=0;i<words.length;i++){ if(words[i].length() >= len) continue; ...

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