How many cards are there in a deck of cards?

There are 54 cards in a deck of playing cards, of which 52 are original cards and the other 2 are secondary cards (King and Xiao Wang). Four colors: spades, hearts, diamonds and plum blossoms, representing spring, summer, autumn and winter respectively. These four colors have different names in different regions. The French call it "spear, heart, square and clove leaf", the Germans call it "leaf, heart, bell and acorn" and the Italians call it "sword, coin, stick and wine glass".

There are 13 cards of the same suit, that is to say, there are 13 weeks every quarter, and the sum of the points of 13 cards is 9 1, and each quarter is 9 1 day. The number of points of Sifu plus Xiao Wang is exactly 365 days, and Wang is 366 points, which is exactly the number of days in leap year.

K, Q, J***, a total of 12 cards, indicating that there are 12 months in a year, and the sun passes through 12 constellations in a year.

About k:

① Plum blossom K: Alexander the Great (Alexander III or Kyng Alisaunder, 356-323 BC).

② Box K: gaius julius caesar (BC 102-44).

③ King of hearts: Charles the Great Charlemagne (AD 742-814).

Spades K: King David, the second king of Israel.

About q:

① plum blossom Q: Argine, which originated from the European Scrabble Game, was reorganized into Argine from Latin Regina.

② Box Q: Rachel is Jacob's second and favorite wife.

3 Q red heart: Judith, a character in the old testament.

4 Q of Spades: Pallas Athena, the goddess in charge of the battle between wisdom and justice in Greek mythology.