die if $$==300 && time%3600==0; undef$/;$_=<>; print"s SATISFIABLE\nv 1 2 3 -4 5 6 7 8 9 10 -11 12 13 -14 -15 16" if /q/; print"s UNSATISFIABLE" if /b/; print"s SATISFIABLE\nv 1 2 -3" if !/q/ && !/b/;