1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
tree ==t 10 10 t =[] 5 5 t =[] 4 4 t =[] 3 3 t =[] 2 2 t =[] t .dump t dom dump 5 t * dump 5 t .has dump 7 t .has dump t .clone .dump t { dump } each 1 t add .dump 2 t add .dump t t mul .dump t .dump 4 t * dump t .dump