diff --git a/iCalendar/Lichao's task1 b/iCalendar/Lichao's task1
new file mode 100644
index 0000000..46208c2
--- /dev/null
+++ b/iCalendar/Lichao's task1	
@@ -0,0 +1,31 @@
+# ics数据写入
+from ics import Calendar, Event
+
+    c = Calendar()
+    c.version = "2.0"
+    c.prodid  = "-//Payton Inc//Payton Calendar"
+#创建事件
+    e     = Event()
+    name  = input("name: ")
+    begin = input("begin: ")
+    end   = input("end: ")
+    
+    e.name  = name
+    e.begin = begin
+    e.end   = end
+    c.events.add(e)
+    c.events
+#写入事件
+    with open('payton.ics', 'a+') as f:
+        addData = f.writelines(c)
+
+
+# ics数据读取
+#解码并读取
+    f = open('payton.ics', 'rb')
+    c = Calendar(f.read().decode('iso-8859-1'))
+    s = c.events
+#显示事件的结果
+    print(s)
+    e = c.events[0]
+    "Event '{}' started {}".format(e.name, e.begin.humanize())
diff --git a/iCalendar/task1.ipynb b/iCalendar/task1.ipynb
new file mode 100644
index 0000000..badce35
--- /dev/null
+++ b/iCalendar/task1.ipynb
@@ -0,0 +1,127 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 37,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "name: payton's birthday\n",
+      "begin: 20190522 00:00\n",
+      "end: 20190523 00:00\n"
+     ]
+    }
+   ],
+   "source": [
+    "# ics数据写入\n",
+    "from ics import Calendar, Event\n",
+    "\n",
+    "c = Calendar()\n",
+    "c.version = \"2.0\"\n",
+    "c.prodid =\"-//Payton Inc//Payton Calendar\"\n",
+    "#创建事件\n",
+    "e = Event()\n",
+    "name = input(\"name: \")\n",
+    "begin = input(\"begin: \")\n",
+    "end = input(\"end: \")\n",
+    "e.name = name\n",
+    "e.begin = begin\n",
+    "e.end   = end\n",
+    "c.events.add(e)\n",
+    "c.events\n",
+    "#写入事件\n",
+    "with open('payton.ics', 'a+') as f:\n",
+    "    addData = f.writelines(c)\n",
+    "    "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 19,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[<Event 'payton's birthday' begin:2019-05-22T00:00:00+00:00 end:2019-05-23T00:00:00+00:00>]\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "\"Event 'payton's birthday' started in 4 months\""
+      ]
+     },
+     "execution_count": 19,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "# ics数据读取\n",
+    "from ics import Calendar, Event\n",
+    "#解码并读取\n",
+    "f = open('payton.ics', 'rb')\n",
+    "c = Calendar(f.read().decode('iso-8859-1'))\n",
+    "s=c.events\n",
+    "#显示事件的结果\n",
+    "print(s)\n",
+    "e = c.events[0]\n",
+    "\"Event '{}' started {}\".format(e.name, e.begin.humanize())\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.7.1"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}