可能是没有解析域名,可以操作一下试试。解析方式可以参考问题《腾讯云怎么解析域名?》:https://cloud.tencent.com/developer/ask/139344/answer/303370?rs_by=1069690
class Solution {
public:
int romanToInt(string s)
{
int ral = 0;
unordered_map<char, int>bp = { { 'I',1 },{ 'V', 5 },{ 'X', 10 },{ 'L' , 50 },{ 'C' , 100 },{ 'D' , 500 },{ 'M' , 1000 } };
int s_size = s.size();
for (int i = 0; i < s_size; i++)
{
int res = bp[s[i]];
if (i == s_size - 1 || bp[s[i + 1]] <= bp[s[i]]) ral += res;
else ral -= res;
}
return ral;
}