201721198164 lili

2.ipynb

@@ -0,0 +1,163 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "请准确输入一个正整数，以回车结束。8\n",
+      "40320\n"
+     ]
+    }
+   ],
+   "source": [
+    "# chapter1 2md 1\n",
+    "n = int(input('请准确输入一个正整数，以回车结束。'))\n",
+    "i = 0\n",
+    "total = 1\n",
+    "while i < n:\n",
+    "    i = i + 1\n",
+    "    total = total * i   \n",
+    "print(total)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "请准确输入多少个数字：3\n",
+      "请准确输入第1个数字:\n",
+      "3\n",
+      "请准确输入第2个数字:\n",
+      "4\n",
+      "请准确输入第3个数字:\n",
+      "2\n",
+      "它们的和是: 9\n"
+     ]
+    }
+   ],
+   "source": [
+    "# chapter1 2md 2\n",
+    "n = int(input('请准确输入多少个数字：'))\n",
+    "i = 0\n",
+    "total = 0\n",
+    "while i < n:\n",
+    "    i = i + 1\n",
+    "    print('请准确输入第' + str(i) + '个数字:')\n",
+    "    m = int(input())\n",
+    "    total = total + m\n",
+    "print('它们的和是:', total)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "如果准确输入数字，请准确输入数字。如果退出，请输入\"n\"\n",
+      "3\n",
+      "如果您想继续输入数字吗(y/n)y\n",
+      "请输入数字3\n",
+      "如果您想继续输入数字吗(y/n)n\n"
+     ]
+    }
+   ],
+   "source": [
+    "# chapter1 2md 3\n",
+    "print('如果准确输入数字，请准确输入数字。如果退出，请输入\"n\"')\n",
+    "p = input()\n",
+    "while True:\n",
+    "    p = input('如果您想继续输入数字吗(y/n)')\n",
+    "    if p == 'y':\n",
+    "        m = input('请输入数字')\n",
+    "        continue\n",
+    "    else:\n",
+    "        break"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "请准确输入数字，直到：准确输入所有数字的和比当前输入数字小，且输入所有数字的积大于500。\n",
+      "请准确输入第1个数字:\n",
+      "38\n",
+      "请准确输入第2个数字:\n",
+      "2\n",
+      "请准确输入第3个数字:\n",
+      "455\n",
+      "请准确输入第4个数字:\n",
+      "22\n",
+      "请准确输入第5个数字:\n",
+      "333333\n",
+      "它们和是：517。\n"
+     ]
+    }
+   ],
+   "source": [
+    "# chapter1 2md 练习4\n",
+    "print('请准确输入数字，直到：准确输入所有数字的和比当前输入数字小，且输入所有数字的积大于500。')\n",
+    "i = 0\n",
+    "total = 0\n",
+    "p = 1\n",
+    "m = 0\n",
+    "while True:\n",
+    "    i += 1\n",
+    "    print('请准确输入第' + str(i) + '个数字:')\n",
+    "    m = int(input())\n",
+    "    if (total < m) and (p > 500):\n",
+    "        break\n",
+    "    total = total + m\n",
+    "    p =p * m\n",
+    "\n",
+    "print('它们和是：' + str(total) + '。')"
+   ]
+  },
+  {
+   "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": "3.5.4"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}

3.ipynb

@@ -0,0 +1,100 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "请准确输入第一个数4\n",
+      "请准确输入第二个数3\n",
+      "如果您想要求和，请准确输入1      如果您想求积，请准确输入2      如果您想得到余数，请准确输入3\n",
+      "1\n",
+      "m到n的和是： 7\n"
+     ]
+    }
+   ],
+   "source": [
+    "# chapter1 3md 2\n",
+    "m = int(input('请准确输入第一个数'))\n",
+    "n = int(input('请准确输入第二个数'))\n",
+    "print(\"如果您想要求和，请准确输入1\",'如果您想求积，请准确输入2','如果您想得到余数，请准确输入3',sep = '      ')\n",
+    "i = int(input())\n",
+    "if m > n:\n",
+    "    t = m\n",
+    "    m = n\n",
+    "    n = t\n",
+    "\n",
+    "if i < 2:\n",
+    "    total = 0\n",
+    "    while m < n+1:\n",
+    "        total = total + m\n",
+    "        m = m + 1\n",
+    "    print('m到n的和是：', total)\n",
+    "elif i < 3:\n",
+    "    p = 1\n",
+    "    while m < n+1:\n",
+    "        p = p * m\n",
+    "        m = m + 1\n",
+    "    print('m到n积是', p)\n",
+    "else:\n",
+    "    s = m % n\n",
+    "    print('它们的余数是', s)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "请准确输入一个单词:chip\n",
+      "其复数形式是 chips。\n"
+     ]
+    }
+   ],
+   "source": [
+    "# chapter1 3md 4\n",
+    "m = input('请准确输入一个单词:')\n",
+    "if m.endswith('s') or m.endswith('ch') or m.endswith('sh') or m.endswith('x'):\n",
+    "    print('其复数形式是 ' + m + 'es。')\n",
+    "else:\n",
+    "    print('其复数形式是 ' + m + 's。')"
+   ]
+  },
+  {
+   "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": "3.5.4"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}