<- function(num){
countSheep if(num == 0){
return("")
else {
} <- ""
result for(i in 1:num){
<- paste(result, i, " sheep...", sep = "")
result
}return(result)
} }
3 If you can’t sleep, just count sheep!!
8kyu Tantangan #3/366 - 17 Feb 2024
https://www.codewars.com/kata/5b077ebdaf15be5c7f000077
3.1 Instruction
Given a non-negative integer, 3 for example, return a string with a murmur: “1 sheep…2 sheep…3 sheep…”. Input will always be valid, i.e. no negative integers.
3.2 YouTube Video
3.3 Solution Code
Solusi bar-bar
Solusi simple
<- function(num){
countSheep ifelse(num == 0, "", paste(1:num, "sheep...", collapse = ""))
}
3.4 Test
library(testthat)
test_that("Fixed tests", {
expect_equal(countSheep(0), "")
expect_equal(countSheep(1), "1 sheep...")
expect_equal(countSheep(2), "1 sheep...2 sheep...")
expect_equal(countSheep(3), "1 sheep...2 sheep...3 sheep...")
})
Test passed 😸