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class Solution { public String convertToTitle(int n) { if(n <= 0) return ""; StringBuilder sb = new StringBuilder(); while(n > 0) { n--; sb.append((ch 阅读全文
posted @ 2020-08-06 16:22
Sexyomaru
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摘要:
方法一:枚举前后缀,使用HashMap class Solution { public List<List<Integer>> palindromePairs(String[] words) { List<List<Integer>> res = new ArrayList<>(); int n = 阅读全文
posted @ 2020-08-06 15:34
Sexyomaru
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