Compilare: main.cpp: In function 'int dfs(int, int)': main.cpp:28:1: warning: no return statement in function returning non-void [-Wreturn-type] 28 | } | ^ main.cpp:17:5: warning: infinite recursion detected [-Winfinite-recursion] 17 | int dfs(int nod,int niv) | ^~~ main.cpp:25:12: note: recursive call 25 | dfs(el,niv+1); | ~~~^~~~~~~~~~