What is "k&r"

K&R may refer to:

• Kernighan and Ritchie - Brian Kernighan and Dennis Ritchie
• The C Programming Language (book), a book written by Brian Kernighan and Dennis Ritchie

:* K&R C, the original dialect of the C programming language, introduced by the first edition of the book

:* K&R indent style, used in the book

• K&R insurance, a kidnap and ransom insurance