leetcodeSolution to some Leetcode problems written in C++ |
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1410.cpp (984B)
1 class Solution { 2 public: 3 string entityParser(const string &text) const { 4 unordered_map<string, char> um = {{""", '"'}, {"'", '\''}, {"&", '&'}, 5 {">", '>'}, {"<", '<'}, {"⁄", '/'}}; 6 7 string res, crnt; 8 for (const char c : text) { 9 if (crnt.empty()) { 10 if (c != '&') 11 res += c; 12 else 13 crnt = "&"; 14 } else { 15 if (c == '&') { 16 res += crnt; 17 crnt = "&"; 18 } else { 19 crnt += c; 20 if (c == ';') { 21 if (um.count(crnt)) 22 res += um[crnt]; 23 else 24 res += crnt; 25 crnt.clear(); 26 } 27 } 28 } 29 } 30 31 return res + crnt; 32 } 33 };