The answer is right in the title~12
twelve
12
Twelve days.
There were 7 swans a swimming in the song "The Twelve Days of Christmas"
"The Twelve Days of Christmas" features a cumulative structure, with a total of 364 verses. Each day adds a new gift, and the verses repeat all the previous gifts, resulting in a sum of gifts that increases with each day. Therefore, by the end of the twelfth day, the cumulative count reaches 364.
23
Twelve
Two =^.^=
In "Twelve Days of Christmas", there were "six geese a-laying".
It is 12 drummers drumming
2
7