Singly-linked list/Element insertion: Difference between revisions
Singly-linked list/Element insertion (view source)
Revision as of 01:16, 19 March 2017
, 7 years agoAdded Kotlin
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Line 850:
var list = createLinkedListFromArray(['A','B']);
list.insertAfter('A', new LinkedList('C', null));</lang>
=={{header|Kotlin}}==
<lang scala>// version 1.1.1
class Node<T: Number>(var data: T, var next: Node<T>? = null) {
fun insertAfter(prev: Node<T>, new: Node<T>) {
new.next = prev.next
prev.next = new
}
override fun toString(): String {
val sb = StringBuilder(this.data.toString())
var node = this.next
while (node != null) {
sb.append(" -> ", node.data.toString())
node = node.next
}
return sb.toString()
}
}
fun main(args: Array<String>) {
val c = Node(3)
val a = Node(1, c)
println("Before insertion : $a")
val b = Node(2)
a.insertAfter(a, b)
println("After insertion : $a")
}</lang>
{{out}}
<pre>
Before insertion : 1 -> 3
After insertion : 1 -> 2 -> 3
</pre>
=={{header|Logo}}==
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