073老当益壮
13 手
老当益壮 — "Old, and All the Stronger" Problem 73 of 梦入神机. Transcribed from http://www.dpxq.com/hldcg/search/view_u_42017.html
13 手
老当益壮 — "Old, and All the Stronger" Problem 73 of 梦入神机. Transcribed from http://www.dpxq.com/hldcg/search/view_u_42017.html