Compilare: main.cpp: In function 'int dfs(int, int)': main.cpp:34:1: warning: no return statement in function returning non-void [-Wreturn-type] 34 | } | ^ main.cpp: In function 'int dfs1(int, int)': main.cpp:53:1: warning: no return statement in function returning non-void [-Wreturn-type] 53 | } | ^ main.cpp: In function 'int dfs(int, int)': main.cpp:19:5: warning: infinite recursion detected [-Winfinite-recursion] 19 | int dfs(int v, int p) | ^~~ main.cpp:26:16: note: recursive call 26 | dfs(u, v); | ~~~^~~~~~ main.cpp: In function 'int dfs1(int, int)': main.cpp:36:5: warning: infinite recursion detected [-Winfinite-recursion] 36 | int dfs1(int v, int p) | ^~~~ main.cpp:42:17: note: recursive call 42 | dfs1(u, v); | ~~~~^~~~~~