package q232

type MyQueue struct{ data []int }

func Constructor() MyQueue    { return MyQueue{} }
func (q *MyQueue) Push(x int) { q.data = append(q.data, x) }

func (q *MyQueue) Pop() int {
	ret := q.data[0]
	q.data = q.data[1:]
	return ret
}

func (q *MyQueue) Peek() int   { return q.data[0] }
func (q *MyQueue) Empty() bool { return len(q.data) == 0 }

/**
 * Your MyQueue object will be instantiated and called as such:
 * obj := Constructor();
 * obj.Push(x);
 * param_2 := obj.Pop();
 * param_3 := obj.Peek();
 * param_4 := obj.Empty();
 */