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This commit is contained in:
Ingy döt Net 2013-04-11 01:07:29 -07:00
parent b83f433714
commit 68f8f3e56b
14735 changed files with 178959 additions and 0 deletions

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a <- c( "John", "Bob", "Mary", "Serena" )
b <- c( "Jim", "Mary", "John", "Bob" )
c(setdiff(b, a), setdiff(a, b))
a <- c("John", "Serena", "Bob", "Mary", "Serena")
b <- c("Jim", "Mary", "John", "Jim", "Bob")
c(setdiff(b, a), setdiff(a, b))

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[1] "Jim" "Serena"