120老当益壮
27 手
老当益壮 — "Old, and All the Stronger" Problem 120 of 梦入神机. Transcribed from http://www.dpxq.com/hldcg/search/view_u_42064.html
27 手
老当益壮 — "Old, and All the Stronger" Problem 120 of 梦入神机. Transcribed from http://www.dpxq.com/hldcg/search/view_u_42064.html