const char *cross_bits[] = { " ", " ", " RR ", " RIIR ", " RIIIIR RRR ", " RRIIIIIIRR RRR ", " RIIIIIIIIIIR RRRR 666 ", " RRRIIIIIIIIIIR RRIR 666 ", " RRIIIIIIIIIR RIIR 6666 ", " 666RRIIIIIIIIRR RRIIR6666 ", " 66RRIIIIIIIIR RIIIR6666 ", " 66RIIIIIIIIR RRIIIR6666 ", " 6RRIIIIIIIR RIIIIR6666 ", " 6RRIIIIIIRRIIIIR6666 ", " 66RIIIIIIIIIIR6666 ", " 6RIIIIIIIIR6666 ", " 6RIIIIIIR6666 ", " RIIIIIIIR66 ", " RIIIIIIIIIR ", " RIIIIIIIIIIIR ", " RIIIIIIRIIIIIIR ", " RIIIIIIR6RIIIIIIR ", " RIIIIIIR666RIIIIIR6 ", " RIIIIIIR6666 RIIIIIR6 ", " RIIIIIIIR666 RIIIIIR ", " RIIIIIIIR666 RIIIIIIR ", " RIIIIIIIR6666 RIIIIIIR ", " RIIIIIIR6666 RIIIIIR6 ", " RIIIIIIIR666 RIIIIIR6 ", " RIIIIIIIR666 RIIIIIR6 ", " RIIIIIIIIR666 RIIIIIR6 ", " RIIIIIIIIR666 RIIIIIIR ", " RIIIIIIIIR666 RIIIIIIR ", " RIIIIIIIIR666 RIIIIIIR6 ", " RRIIIIIIIIR666 RIIIIIIIR6 ", " RRIIIIIIR66 RIIIIIIIR ", " RIIIIR666 RIIIIIIIR6 ", " RRIIR666 RIIIIIRRRR6 ", " RIR66 RIRRR66666 ", " R666 RR666666666", " 666 66666 ", " 6 66 ", " ", " " };