Borderou de evaluare (job #626120)

Compilare: main.cpp: In function 'int main()': main.cpp:36:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 36 | for(int k=0;k<s.size();k++) | ~^~~~~~~~~ main.cpp:53:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<DIRECTION>::size_type' {aka 'unsigned int'} [-Wsign-compare] 53 | for(int k=0;k<v.size();k++) | ~^~~~~~~~~ main.cpp:59:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<DIRECTION>::size_type' {aka 'unsigned int'} [-Wsign-compare] 59 | for(int k1=0;k1<v.size();k1++) | ~~^~~~~~~~~