Eroare de compilare: main.cpp: In function 'int main()': main.cpp:28:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for( j = 1 ; j < s.size(); j++ ) { | ~~^~~~~~~~~~ main.cpp:29:7: error: 'addChar' was not declared in this scope 29 | addChar( h, s[j] ); | ^~~~~~~ main.cpp:39:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 39 | if( dr < prefix[v[j]].size() ) | ~~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:22:33: warning: unused variable 'a' [-Wunused-variable] 22 | int i, j, n, m, h, t, st, dr, a; | ^ Non zero exit status: 1