那可是露露

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LeetCode -13: Roman to Integer

class Solution { public int romanToInt(String s) { Map<Character, Integer> map = new HashMap<>(); map.put('I', 1); ...

leetcode java

2018-07-23

0 501

LeetCode - 14: Longest Common Prefix

public String longestCommonPrefix(String[] strs) { if (strs.length == 0) return ""; String prefix = strs[0]; for (int i = 1; i &...

leetcode java

2018-07-25

0 556