Compilare: main.cpp: In function 'void add(int, int)': main.cpp:19:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | if (i == s.size()) | ~~^~~~~~~~~~~ main.cpp:18:11: warning: variable 'debug' set but not used [-Wunused-but-set-variable] 18 | nodes debug = v[node]; | ^~~~~ main.cpp: In function 'void rem(int, int)': main.cpp:39:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 39 | if (i == s.size()) | ~~^~~~~~~~~~~ main.cpp:52:13: warning: unused variable 'maybethis' [-Wunused-variable] 52 | int maybethis = v[node].frec[s[i]-'a']; | ^~~~~~~~~ main.cpp:38:11: warning: variable 'debug' set but not used [-Wunused-but-set-variable] 38 | nodes debug = v[node]; ///nu sterge tot | ^~~~~ main.cpp: In function 'int cauta(int, int)': main.cpp:60:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | if (i == s.size()) | ~~^~~~~~~~~~~ main.cpp:59:11: warning: variable 'debug' set but not used [-Wunused-but-set-variable] 59 | nodes debug = v[node]; | ^~~~~ main.cpp: In function 'int cauta_prefix_max(int, int)': main.cpp:69:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 69 | if (i == s.size()) | ~~^~~~~~~~~~~ main.cpp:68:11: warning: variable 'debug' set but not used [-Wunused-but-set-variable] 68 | nodes debug = v[node]; | ^~~~~