老七党专业防水标志:
╱----------------------------------------------------------------------------------╲
| LL LL 77777777777777 |
| LL LL 777 |
| LLLLLLLLLLL 777 |
| LL 777 |
| LLLLLLLLLLLLLLLLLL 777 |
| LL LL LL 777 |
| LL LL LL LL 777 |
| LL LL LL LLL 777 |
| LLLLLLLLLLLL 777 |
╲----------------------------------------------------------------------------------╱不多回搞……