Borderou de evaluare (job #676791)

Compilare: main.cpp: In constructor 'tree_node::tree_node(char)': main.cpp:17:24: warning: 'tree_node::sibling' will be initialized after [-Wreorder] 17 | tree_node *child, *sibling; | ^~~~~~~ main.cpp:15:9: warning: 'int tree_node::size' [-Wreorder] 15 | int size; | ^~~~ main.cpp:19:5: warning: when initialized here [-Wreorder] 19 | tree_node(char type) : type(type), child(nullptr), sibling(nullptr), size(0) {} | ^~~~~~~~~ main.cpp: In function 'int main()': main.cpp:116:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 116 | for (int i = 1; i < tree_str.size(); i++) { | ~~^~~~~~~~~~~~~~~~~