Eroare de compilare: main.cpp:9:12: error: ISO C++ forbids declaration of 'dfs' with no type [-fpermissive] dfs(int nod) ^ main.cpp: In function 'int dfs(int)': main.cpp:19:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:22:24: warning: unused variable 'lim' [-Wunused-variable] int n, m, x, y, i, lim, nr=0; ^~~ Non zero exit status: 1