LeetCode14:最长公共前缀

    技术2022-07-16  83

    class Solution { public String longestCommonPrefix(String[] strs) { if(strs.length == 0) return ""; String ans = strs[0]; for(int i =1;i<strs.length;i++) { int j=0; for(;j<ans.length() && j < strs[i].length();j++) { if(ans.charAt(j) != strs[i].charAt(j)) break; } ans = ans.substring(0, j); if(ans.equals("")) return ans; } return ans; } }

     

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