题解 | #最长公共前缀#
最长公共前缀
https://www.nowcoder.com/practice/28eb3175488f4434a4a6207f6f484f47
class Solution { public: /** * 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 * * * @param strs string字符串vector * @return string字符串 */ string longestCommonPrefix(vector<string>& strs) { // write code here if(strs.empty()) { return ""; } string result = strs[0]; string temp_result = ""; for(int i = 1;i<strs.size();i++) { int min = result.size()<strs[i].size()?result.size():strs[i].size(); for(int j = 0;j<min;j++) { if(result[j] == strs[i][j]) { temp_result += result[j]; } else { break; } } result = temp_result; temp_result.clear(); } return result; } };