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--- day1_exercise4 [2017/12/13 18:14] – created hyjeong
+++ day1_exercise4 [2021/03/17 13:09] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
+  x = runif(10)
+  #1
+  if(sum(x)>5) {
+    cat('sum(x) is greater than 5.\n')
+  } else if(sum(x)<5) {
+    cat('sum(x) is less than 5.\n')
+  } else
+    cat('sum(x) is equal to 5.\n')
+  #2
+  y = ifelse(x<0.5,x,x-0.5)
+  #3
+  i=3
+  switch(i,x+y,x-y,x*y)