Compilare: main.cpp: In function 'bool Delete(Trie*&, char*)': main.cpp:43:32: warning: array subscript has type 'char' [-Wchar-subscripts] a = Delete(Nod -> Son[c], S + 1); ^ main.cpp:45:41: warning: array subscript has type 'char' [-Wchar-subscripts] if(a) Nod -> nrs--, Nod -> Son[c] = 0; ^ main.cpp: In function 'void Insert(Trie*&, char*)': main.cpp:61:24: warning: array subscript has type 'char' [-Wchar-subscripts] if(Nod -> Son[c] == 0) ^ main.cpp:63:25: warning: array subscript has type 'char' [-Wchar-subscripts] Nod -> Son[c] = new Trie; ^ main.cpp:66:28: warning: array subscript has type 'char' [-Wchar-subscripts] Insert(Nod -> Son[c], S + 1); ^ main.cpp: In function 'int Aparitii(Trie*, char*)': main.cpp:77:24: warning: array subscript has type 'char' [-Wchar-subscripts] if(Nod -> Son[c] == 0) ^ main.cpp:80:37: warning: array subscript has type 'char' [-Wchar-subscripts] return Aparitii(Nod -> Son[c], S + 1); ^ main.cpp: In function 'int Prefix(Trie*, char*, int)': main.cpp:93:20: warning: array subscript has type 'char' [-Wchar-subscripts] if(Nod -> Son[c] == 0) ^ main.cpp:96:31: warning: array subscript has type 'char' [-Wchar-subscripts] return Prefix(Nod -> Son[c], S + 1, lev + 1); ^