Borderou de evaluare (job #796878)

Compilare: main.cpp: In function 'bool check(std::string, std::string)': main.cpp:20:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} and 'int' [-Wsign-compare] 20 | if ( a.size() > l) return false; // a is greater than b | ~~~~~~~~~^~~ main.cpp: In function 'int main()': main.cpp:44:13: warning: unused variable 'k' [-Wunused-variable] 44 | int k=0; | ^