Borderou de evaluare (job #717244)

Compilare: main.cpp: In function 'int main()': main.cpp:69:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 69 | for(int i=0;i<n.length();i++) | ~^~~~~~~~~~~ main.cpp:73:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 73 | for(int i=1;i<=n.length();i++) | ~^~~~~~~~~~~~ main.cpp:66:9: warning: unused variable 'cnt' [-Wunused-variable] 66 | int cnt=0; | ^~~