'5 print' diaporamas de présentation

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R Programming Language R03 Control Structure

R Programming Language R03 Control Structure. ? ? ? C.F. Jeff Lin, MD. PhD. ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?. Control S tructures and F unctions. Semicolons & Newlines. # semicolons > x <- 0; x + 5 [1] 5 # new lines

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variables

variables. > a = 24 > b<-25 > sqrt(a+b) > a = "The dog ate my homework" > sub("dog","cat",a) > a = (1+1==3) > a. numeric. character string. logical. variables. paste("X", "Y") paste("X", "Y", sep = " + ") paste("Fig", 1:4) paste(c("X", "Y"), 1:4, sep = "", collapse = " + ")

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More dynamic programming Longest common subsequence

More dynamic programming Longest common subsequence. Definition of Subsequences on board. Proof of optimal substructure on board. Recursive Formula derivation on board. Example from CLRS. Lambda is the null string. We fill the first row and column with zeros because the LCS of

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