Borderou de evaluare (job #716237)

Compilare: main.cpp: In function 'int main()': main.cpp:26:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 26 | for (i=0;i<sd.size();i++){ | ~^~~~~~~~~~ main.cpp:35:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 35 | for (i=0;i<sd.size();i++){ | ~^~~~~~~~~~ main.cpp:45:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 45 | for(i=0;i<s.size();i++){ | ~^~~~~~~~~ main.cpp:59:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 59 | for (col=0;col<sd.size();col++){ | ~~~^~~~~~~~~~ main.cpp:21:10: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] 21 | char a; | ^