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Scala, 78 67 64 bytes Saved 3 bytes thanks to Razetime Stream.iterate(_)(x=>math.pow(x,x%2+.5).toInt).takeWhile(_>1):+1 Try it in Scastie! Stream.iterate(_) //Make an infinite list by r...
Answer
#3: Post edited
by
user
·
2021-05-10T21:26:14Z (over 3 years ago)
I'm an idiot
# Scala, <s>78</s> 67 bytes- ```scala
Stream.iterate(_)(x=>math.pow(x,x%2+1/2.0).toInt).takeWhile(_>1):+1- ```
[Try it in Scastie!](https://scastie.scala-lang.org/dQO2Rb8sRFiG5HT78jdryg)- ```
- Stream.iterate(_) //Make an infinite list by repeatedly applying
- (x=> //the following function to the input
- math.pow(x, //Raise x to the power of
- x%2 //x%2 (0 or 1)
+1/2.0 //plus .5 (.5 or 1.5)- ).toInt //Floor it
- ).takeWhile(_>1) //Take all elements until it hits 1
- :+1 //Append a 1
- ```
- # Scala, <s>78 67</s> 64 bytes
- Saved 3 bytes thanks to Razetime
- ```scala
- Stream.iterate(_)(x=>math.pow(x,x%2+.5).toInt).takeWhile(_>1):+1
- ```
- [Try it in Scastie!](https://scastie.scala-lang.org/Ihm2Gb3UQRWIoiv7fEW1rg)
- ```
- Stream.iterate(_) //Make an infinite list by repeatedly applying
- (x=> //the following function to the input
- math.pow(x, //Raise x to the power of
- x%2 //x%2 (0 or 1)
- +.5 //plus .5 (.5 or 1.5)
- ).toInt //Floor it
- ).takeWhile(_>1) //Take all elements until it hits 1
- :+1 //Append a 1
- ```
#2: Post edited
by
user
·
2021-05-09T14:52:28Z (over 3 years ago)
# Scala, 78 bytes- ```scala
Stream.iterate(_)(x=>math.sqrt(if(x%2<1)x else x*x*x).toInt).takeWhile(_>1):+1- ```
[Try it in Scastie!](https://scastie.scala-lang.org/UUEIWCugQSOUr2gTfFLo7w)- ```
- Stream.iterate(_) //Make an infinite list by repeatedly applying
- (x=> //the following function to the input
math.sqrt( //Take the square root ofif(x%2<1)x else x*x*x //x or x^3, depending on the parity- ).toInt //Floor it
- ).takeWhile(_>1) //Take all elements until it hits 1
- :+1 //Append a 1
- ```
- # Scala, <s>78</s> 67 bytes
- ```scala
- Stream.iterate(_)(x=>math.pow(x,x%2+1/2.0).toInt).takeWhile(_>1):+1
- ```
- [Try it in Scastie!](https://scastie.scala-lang.org/dQO2Rb8sRFiG5HT78jdryg)
- ```
- Stream.iterate(_) //Make an infinite list by repeatedly applying
- (x=> //the following function to the input
- math.pow(x, //Raise x to the power of
- x%2 //x%2 (0 or 1)
- +1/2.0 //plus .5 (.5 or 1.5)
- ).toInt //Floor it
- ).takeWhile(_>1) //Take all elements until it hits 1
- :+1 //Append a 1
- ```
#1: Initial revision
by
user
·
2021-05-05T14:02:40Z (over 3 years ago)
# Scala, 78 bytes
```scala
Stream.iterate(_)(x=>math.sqrt(if(x%2<1)x else x*x*x).toInt).takeWhile(_>1):+1
```
[Try it in Scastie!](https://scastie.scala-lang.org/UUEIWCugQSOUr2gTfFLo7w)
```
Stream.iterate(_) //Make an infinite list by repeatedly applying
(x=> //the following function to the input
math.sqrt( //Take the square root of
if(x%2<1)x else x*x*x //x or x^3, depending on the parity
).toInt //Floor it
).takeWhile(_>1) //Take all elements until it hits 1
:+1 //Append a 1
```