/in/foo.cc: In function 'int main()':
/in/foo.cc:56:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
             if(bb[j]=='-') b2[i]=b2[i]|(1<<j);             if(ff[j]=='-') f1[i]=f1[i]|(1<<j);
             ^~
/in/foo.cc:56:60: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
             if(bb[j]=='-') b2[i]=b2[i]|(1<<j);             if(ff[j]=='-') f1[i]=f1[i]|(1<<j);
                                                            ^~