Compilare: main.cpp: In function 'void dfs(Trie*, int)': main.cpp:28:9: warning: unused variable 'nr' [-Wunused-variable] 28 | int nr = 0; | ^~ main.cpp: In function 'int lgput(int, int)': main.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type] 24 | } | ^