Eroare de compilare: user.cpp:13:1: error: ‘unordered_map’ does not name a type unordered_map<string,int> mp; ^ user.cpp: In function ‘int main()’: user.cpp:19:14: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] in>>C+act; ^ user.cpp:29:16: error: ‘mp’ was not declared in this scope if(mp.find(s)!=mp.end())mp[s]++; ^ user.cpp:37:12: error: ‘mp’ was not declared in this scope if(mp.find(s)==mp.end())out<<"0"<<'\n'; ^