Algorithm Desing and Analysis

Give the state of the union$-$find data structures after the following seuqence of operations, starting from singleton sets after the following sequence of operations, starting from the signletons $\{1\},\{2\},...,\{8\}.$

union$(1,2),$ union$(3,4),$ union$(5,6),$ union$(7,8),$ union$(1,4),$ union$(6,7)$ union$(4,5),$

find$(1)$