Compilare: main.cpp: In function 'void adaugacuv(trie*, char*)': main.cpp:36:24: warning: array subscript has type 'char' [-Wchar-subscripts] 36 | if(nod->litera[ch] == 0) | ^~ main.cpp:38:25: warning: array subscript has type 'char' [-Wchar-subscripts] 38 | nod->litera[ch] = new trie; | ^~ main.cpp:41:31: warning: array subscript has type 'char' [-Wchar-subscripts] 41 | adaugacuv(nod->litera[ch], s + 1); | ^~ main.cpp: In function 'int cntWords(trie*, char*)': main.cpp:53:20: warning: array subscript has type 'char' [-Wchar-subscripts] 53 | if(nod->litera[ch]) | ^~ main.cpp:55:37: warning: array subscript has type 'char' [-Wchar-subscripts] 55 | return cntWords(nod->litera[ch], s + 1); | ^~ main.cpp: In function 'bool stergecuv(trie*, char*)': main.cpp:70:34: warning: array subscript has type 'char' [-Wchar-subscripts] 70 | if(stergecuv(nod->litera[ch], s + 1) == 1) | ^~ main.cpp:72:25: warning: array subscript has type 'char' [-Wchar-subscripts] 72 | nod->litera[ch] = 0; | ^~ main.cpp: In function 'int cntPref(trie*, char*, int)': main.cpp:92:20: warning: array subscript has type 'char' [-Wchar-subscripts] 92 | if(nod->litera[ch] == 0) | ^~ main.cpp:98:36: warning: array subscript has type 'char' [-Wchar-subscripts] 98 | return cntPref(nod->litera[ch], s + 1, ans + 1); | ^~