Https://ide.codingblocks.com/s/229167

#1

Main.java:2: error: class buildprebst is public, should be declared in a file named buildprebst.java
public class buildprebst {
I got this error.

#2

@lukharshiv,
https://ide.codingblocks.com/s/233355 corrected code.

Use Main as class name and add new line after every preorder.

#3

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