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!!!(from zhengting)
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#!!С·p|#!!p|#!!ļСԵp|#!!Сp|#!!Ѧp|#!!ǰp|#!!쾮p|#!!ڲp|#!!ںԺp|#!!ڻ԰p|#!!p;p_lzz;#al path_back {tb};#al job_path {l;ta;walk2 {#6 s;n;w;e;n;ta;walk2 {n;n;n;w;w;n;n;ta;walk2 {s;s;e;e;n;ta;walk2 {path_back}}}}}