Eroare de compilare: main.cpp:11:1: error: 'unordered_set' does not name a type 11 | unordered_set <long long> S; | ^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:20:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 20 | for(i=0;i<pattern.size();i++) | ~^~~~~~~~~~~~~~~ main.cpp:22:9: error: 'S' was not declared in this scope 22 | S.insert(nr); | ^ main.cpp:28:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for(i=0;i<text.size();i++) | ~^~~~~~~~~~~~ main.cpp:33:21: error: 'S' was not declared in this scope 33 | if(i>=ch-1&&S.find(nr)!=S.end()) | ^ Non zero exit status: 1