Compilare: user.cpp: In function ‘void bfs(int, int)’: user.cpp:16:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,d,t=1,D; ^ user.cpp: In function ‘int main()’: user.cpp:75:20: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[1002]’ [-Wformat=] scanf("%s",&dir); ^ user.cpp: In function ‘void bfs(int, int)’: user.cpp:16:19: warning: ‘D’ may be used uninitialized in this function [-Wmaybe-uninitialized] int i,j,d,t=1,D; ^ user.cpp: In function ‘int main()’: user.cpp:79:13: warning: ‘y’ may be used uninitialized in this function [-Wmaybe-uninitialized] bfs(x,y); ^ user.cpp:79:13: warning: ‘x’ may be used uninitialized in this function [-Wmaybe-uninitialized]