Compilare: user.cpp: In function ‘void spart()’: user.cpp:18:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] f[car][j++]++; ^ user.cpp:19:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] f[car][0]++; ^ user.cpp: In function ‘bool verif(int)’: user.cpp:50:13: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] dif = n - poz; ~~~~^~~~~~~~~ user.cpp: In function ‘void bin_search()’: user.cpp:94:17: warning: ‘found’ may be used uninitialized in this function [-Wmaybe-uninitialized] out<<found<<'\n'; ^~~~