Borderou de evaluare (job #670838)

Compilare: main.cpp: In function 'int main()': main.cpp:15:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 15 | for (int i = 0; i < dr.size(); i++) | ~~^~~~~~~~~~~ main.cpp:20:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 20 | for (int i = 0; i < dr.size(); i++) | ~~^~~~~~~~~~~ main.cpp:26:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 26 | for (j = i + 1; j < dr.size() && cc.size() <= n; j++) | ~~^~~~~~~~~~~ main.cpp:26:60: warning: comparison of integer expressions of different signedness: 'std::set<char>::size_type' {aka 'unsigned int'} and 'int' [-Wsign-compare] 26 | for (j = i + 1; j < dr.size() && cc.size() <= n; j++) | ~~~~~~~~~~^~~~ main.cpp:33:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 33 | if (j == dr.size()) | ~~^~~~~~~~~~~~ main.cpp:35:39: warning: comparison of integer expressions of different signedness: 'std::set<char>::size_type' {aka 'unsigned int'} and 'int' [-Wsign-compare] 35 | if (cc.size() <= n) | ~~~~~~~~~~^~~~