{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# 計算機演習A　小テスト\n",
    "\n",
    "以下の問題を解いて、各問の後のセルに解答のコードの書いてください。小テストの間に、過去の授業資料を参考しても良いです。他の方と検討してはいけないです。\n",
    "\n",
    "2021年6月7日"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 問１: 与えられる整数の数列の最小値を求める関数my_minを作成してください。\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "0\n"
     ]
    }
   ],
   "source": [
    "#回答\n",
    "def my_min(x):\n",
    "    min_value = 0\n",
    "    #ここにコードを書いてください。\n",
    "    \n",
    "    return min_value \n",
    "\n",
    "# コードの確認\n",
    "# 作成した関数が正しいがとうかを確認するために、以下のコードを実行してみてください。\n",
    "x=[1,4,6,2,10,4,-1,4,5]\n",
    "print(my_min(x))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 問2: 与えられる二つの数列の共通部分を求める関数 my_common を作成しなさい。\n",
    "\n",
    "例えば、x = [2,3,5], y = [1,2,3,6] の場合、my_common(x,y)が [2,3]を返します。"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "None\n"
     ]
    }
   ],
   "source": [
    "#回答\n",
    "def my_common(x,y):\n",
    "    pass\n",
    "\n",
    "# コードの確認\n",
    "# 作成した関数が正しいがとうかを確認するために、以下のコードを実行してみてください。\n",
    "x = [2,3,5,3,1,6]\n",
    "y = [1,3,6,5,10,7]\n",
    "print(my_common(x,y)) \n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 問3: 以下の関数に対するPythonの関数my_fを作って、区間[1,2]における関数のグラフを描きなさい。\n",
    "\n",
    "$$\n",
    "f(x)=sin(\\sqrt{x})cos(x)+1, \\quad x \\in [1,2]\n",
    "$$"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {},
   "outputs": [],
   "source": [
    "#回答\n",
    "\n",
    "\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### 問4: 以下の指示に従って、数列を作って、数列の第１項から第20個までを出力しなさい。また、作成した数列のグラフを描いてください。\n",
    "\n",
    "- 1) $1\\le a_n\\le 2$を満たす発散する有界数列$\\{ a_n \\}$\n",
    "- 2) 無限に発散する数列$\\{ b_n \\}$\n",
    "- 3) $10$に収束する数列$\\{ c_n \\}$\n",
    "- 4) 数列$\\{ d_n \\}$: \n",
    "\n",
    "$$\n",
    "d_1=10, \\quad d_2 = 1,  \\quad  d_n = 0.4 d_{n-1} + 0.6 d_{n-2}~(n=3,4,5\\cdots)\n",
    "$$"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
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      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "#回答\n",
    "a_list = []\n",
    "b_list = []\n",
    "c_list = []\n",
    "d_list = [10,1]\n",
    "\n",
    "    \n",
    "import matplotlib.pyplot as plt\n",
    "plt.grid()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "問5: 中心が(1,1)、半径が２である円を描いてください。（matplotlibの円の描画関数Circle、Ellipseなど既存の関数を使用しないこと）"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [],
   "source": [
    "#回答\n",
    "\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "問６：問３の関数の[1,2]における近似積分を求めよ。\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [],
   "source": [
    "#回答\n"
   ]
  },
  {
   "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": "3.8.5"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 4
}