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;
}
};
