Compilare: main.cpp: In function 'void Delete(TrieNod*, char*)': main.cpp:339:24: warning: variable 't' set but not used [-Wunused-but-set-variable] TrieNod *nod=root,*t;; ^ main.cpp: In function 'int Print(TrieNod*, char*)': main.cpp:365:11: warning: unused variable 'ans' [-Wunused-variable] char *ans='\0'; ^~~ main.cpp:366:28: warning: unused variable 'k' [-Wunused-variable] int length=strlen(key),k=0,ok=0,lg; ^ main.cpp:380:15: warning: 'lg' may be used uninitialized in this function [-Wmaybe-uninitialized] return lg+1; ^