add new solutions

solutions/2/q232/solution.go

@@ -0,0 +1,24 @@
+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();
+ */