Compilare: user.cpp: In function ‘void rezolvbfs(int, int)’: user.cpp:43:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<a[k].size()&&gasit==0;i++) ^ user.cpp:57:17: warning: unused variable ‘st1’ [-Wunused-variable] int st1=0; ^ user.cpp:58:17: warning: unused variable ‘dr1’ [-Wunused-variable] int dr1=0; ^ user.cpp:34:21: warning: unused variable ‘ok’ [-Wunused-variable] int i=0;int ok=1; ^