16 types

INTJ K♠
The quiet strategist

INTP Q♠
The calm forecaster

ENTJ J♠
The company president

ENTP A♠
The ideas ringleader

INFJ K♥
The heart's sickroom

INFP Q♥
The dreaming poet

ENFJ J♥
The fiery producer

ENFP A♥
The adventure leader

ISTJ K♣
The keeper of rules

ISFJ Q♣
The gatekeeper

ESTJ J♣
The hard-working leader

ESFJ A♣
The captain of cheer

ISTP K♦
The silent craftsman

ISFP Q♦
The easy-going artisan

ESTP J♦
The charging captain

ESFP A♦
Born for the lead role

♠♥♣♦ what the symbols mean

40jk = 4 letters, 0 seconds. Joker & King.
The long version (mechanics, records, real pairs) is on the main site.
16 Relations, main site
Four letters can change every time you take the test. Read it without deciding anyone is a type. Read first: about typing