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  1. import java.util.TreeMap
  2.  
  3. object Main extends App {
  4. 	val x = new TreeMap[Int, String]()
  5. 	x.put(5, "Hello")
  6. 	println(x.size())
  7. 	println(x.get(5))
  8. 	x.remove(5)
  9. 	println(x.size())
  10. 	println(x.get(5))
  11. }
Success #stdin #stdout 0.37s 382080KB
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stdin
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Standard input is empty
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1
Hello
0
null
https://ideone.com/ygVYa8
language:
Scala (scala 2.12.8)
created:
9 years ago
visibility:
public

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