R2K Statement We expect R to be Y2K compliant when compiled and run on a Y2K compliant system. In particular R does not internally represent or manipulate dates as two-digit quantities. However, no guarantee of Y2K compliance is provided for R. R is free software and comes with NO WARRANTY WHATSOEVER. R, like any other programming language, can be used to write programs and manipulate data in ways that are not Y2K compliant.