Compilare: user.cpp: In function ‘int caut_bin(int, int, int)’: user.cpp:46:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(alice[mij].size >= find) ^ user.cpp: In function ‘int main()’: user.cpp:76:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0; j<current_cuv.size; j++) ^ user.cpp:78:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(viz[s[j]]) ^ user.cpp:80:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] new_cuv.egalitati[viz[s[j]]-1].push_back(j); ^ user.cpp:85:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] viz[s[j]] = current; ^ user.cpp:92:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0; j<new_cuv.egalitati.size(); j++) ^ user.cpp:111:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(; alice[j].size <= n && j < alice.size(); j++) ^ user.cpp:111:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(; alice[j].size <= n && j < alice.size(); j++) ^ user.cpp:114:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(alice[j].size != n) ^ user.cpp:122:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(k = 0; k<alice[j].egalitati.size(); k++) ^ user.cpp:124:59: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(l = 1; l < alice[j].egalitati[k].size(); l++) ^