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public class Stack{ | |
private Node head; | |
//I Prefer this to having to walk the length of the stack everytime. | |
private int length=0; | |
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public class Queue{ | |
private Node head; | |
private int length; | |
public void printQueue(){ | |
Node n=this.head; | |
while(n!=null){ | |
System.out.println(n.data+""); |
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package main | |
import ( | |
"fmt" | |
) | |
func main() { | |
llist := &LinkedList{} | |
llist.Head = &Node{Data: 10} |
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function solution($A) { | |
// write your code in PHP7.0 | |
$values=array_count_values($A); | |
foreach($values as $key=>$value){ | |
if(($value % 2===1)){ | |
return $key | |
} | |
} |
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