Compilare: user.cpp: In function ‘void adaug_cuv()’: user.cpp:21:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(q->lit[s[i]]==0) q->lit[s[i]]=new trie; ^ user.cpp:21:40: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(q->lit[s[i]]==0) q->lit[s[i]]=new trie; ^ user.cpp:22:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] q=q->lit[s[i]]; ^ user.cpp: In function ‘void sterg_cuv()’: user.cpp:35:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] q=q->lit[s[i]]; ^ user.cpp: In function ‘int numar_cuv()’: user.cpp:47:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (q->lit[s[i]] == 0) return 0; ^ user.cpp:48:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] q=q->lit[s[i]]; ^ user.cpp: In function ‘int numar_pre()’: user.cpp:58:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(q->lit[s[i]]==0 || q->lit[s[i]]->prefixe == 0) return i; ^ user.cpp:58:42: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(q->lit[s[i]]==0 || q->lit[s[i]]->prefixe == 0) return i; ^ user.cpp:59:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] q=q->lit[s[i]]; ^ user.cpp: In function ‘int main()’: user.cpp:71:29: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[23]’ [-Wformat=] scanf("%d %s",&op,&s); ^ user.cpp:65:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trie.in","r",stdin); ^ user.cpp:66:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trie.out","w",stdout); ^ user.cpp:71:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %s",&op,&s); ^