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leetcode/5601/5601. Design an Ordered Stream.go

@@ -0,0 +1,42 @@
+package leetcode
+
+import (
+	"fmt"
+)
+
+type OrderedStream struct {
+	ptr    int
+	stream []string
+}
+
+func Constructor(n int) OrderedStream {
+	ptr, stream := 1, make([]string, n+1)
+	return OrderedStream{ptr: ptr, stream: stream}
+}
+
+func (this *OrderedStream) Insert(id int, value string) []string {
+	this.stream[id] = value
+	res := []string{}
+	fmt.Printf("%v %v %v\n", this.ptr, id, value)
+	if this.ptr == id || this.stream[this.ptr] != "" {
+		res = append(res, this.stream[this.ptr])
+		for i := id + 1; i < len(this.stream); i++ {
+			if this.stream[i] != "" {
+				res = append(res, this.stream[i])
+			} else {
+				this.ptr = i
+				return res
+			}
+		}
+	}
+	if len(res) > 0 {
+		return res
+	}
+	return []string{}
+}
+
+/**
+ * Your OrderedStream object will be instantiated and called as such:
+ * obj := Constructor(n);
+ * param_1 := obj.Insert(id,value);
+ */

leetcode/5601/5601. Design an Ordered Stream_test.go

@@ -0,0 +1,21 @@
+package leetcode
+
+import (
+	"fmt"
+	"testing"
+)
+
+func Test_Problem707(t *testing.T) {
+	obj := Constructor(5)
+	fmt.Printf("obj = %v\n", obj)
+	param1 := obj.Insert(3, "ccccc")
+	fmt.Printf("param_1 = %v obj = %v\n", param1, obj)
+	param1 = obj.Insert(1, "aaaaa")
+	fmt.Printf("param_1 = %v obj = %v\n", param1, obj)
+	param1 = obj.Insert(2, "bbbbb")
+	fmt.Printf("param_1 = %v obj = %v\n", param1, obj)
+	param1 = obj.Insert(5, "eeeee")
+	fmt.Printf("param_1 = %v obj = %v\n", param1, obj)
+	param1 = obj.Insert(4, "ddddd")
+	fmt.Printf("param_1 = %v obj = %v\n", param1, obj)
+}