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practice/practice-with-loop.ipynb

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+{
+ "cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "# practice-with-loop\n",
+ "\n",
+ "Use the \"Run\" button to execute the code."
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 1,
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "Hello World\n"
+ ]
+ }
+ ],
+ "source": [
+ "print('Hello World')"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 2,
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "[2, 4, 6, 8, 10]\n"
+ ]
+ }
+ ],
+ "source": [
+ "my_list = [8, 10, 6, 2, 4] # list to sort\n",
+ "swapped = True # It's a little fake, we need it to enter the while loop.\n",
+ "\n",
+ "while swapped:\n",
+ " swapped = False # no swaps so far\n",
+ " for i in range(len(my_list) - 1):\n",
+ " if my_list[i] > my_list[i + 1]:\n",
+ " swapped = True # a swap occurred!\n",
+ " my_list[i], my_list[i + 1] = my_list[i + 1], my_list[i]\n",
+ "\n",
+ "print(my_list)\n",
+ "\n"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": []
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 4,
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "How many elements do you want to sort: 2\n",
+ "Enter a list element: 3.3, 8.8, 1.1, 1.2, 3.5\n"
+ ]
+ },
+ {
+ "ename": "ValueError",
+ "evalue": "could not convert string to float: '3.3, 8.8, 1.1, 1.2, 3.5'",
+ "output_type": "error",
+ "traceback": [
+ "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
+ "\u001b[0;31mValueError\u001b[0m Traceback (most recent call last)",
+ "\u001b[0;32m/tmp/ipykernel_46/4226337208.py\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[1;32m 4\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 5\u001b[0m \u001b[0;32mfor\u001b[0m \u001b[0mi\u001b[0m \u001b[0;32min\u001b[0m \u001b[0mrange\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mnum\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 6\u001b[0;31m \u001b[0mval\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mfloat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0minput\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m\"Enter a list element: \"\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m 7\u001b[0m \u001b[0mmy_list\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mappend\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mval\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 8\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
+ "\u001b[0;31mValueError\u001b[0m: could not convert string to float: '3.3, 8.8, 1.1, 1.2, 3.5'"
+ ]
+ }
+ ],
+ "source": [
+ "my_list = []\n",
+ "swapped = True\n",
+ "num = int(input(\"How many elements do you want to sort: \"))\n",
+ "\n",
+ "for i in range(num):\n",
+ " val = float(input(\"Enter a list element: \"))\n",
+ " my_list.append(val)\n",
+ "\n",
+ "while swapped:\n",
+ " swapped = False\n",
+ " for i in range(len(my_list) - 1):\n",
+ " if my_list[i] > my_list[i + 1]:\n",
+ " swapped = True\n",
+ " my_list[i], my_list[i + 1] = my_list[i + 1], my_list[i]\n",
+ "\n",
+ "print(\"\\nSorted:\")\n",
+ "print(my_list)\n",
+ "\n"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": []
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 5,
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "['A', 'D', 'F', 'Z']\n"
+ ]
+ }
+ ],
+ "source": [
+ "lst = [\"D\", \"F\", \"A\", \"Z\"]\n",
+ "lst.sort()\n",
+ "\n",
+ "print(lst)\n",
+ "\n"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": []
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 6,
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "[' ', 'C', 'B', 'A']\n"
+ ]
+ }
+ ],
+ "source": [
+ "a = \"A\"\n",
+ "b = \"B\"\n",
+ "c = \"C\"\n",
+ "d = \" \"\n",
+ "\n",
+ "lst = [a, b, c, d]\n",
+ "lst.reverse()\n",
+ "\n",
+ "print(lst)\n",
+ "\n"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": []
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 7,
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "[1]\n"
+ ]
+ }
+ ],
+ "source": [
+ "list_1 = [1]\n",
+ "list_2 = list_1[:]\n",
+ "list_1[0] = 2\n",
+ "print(list_2)\n",
+ "\n"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": []
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": []
+ }
+ ],
+ "metadata": {
+ "language_info": {
+ "codemirror_mode": {
+ "name": "ipython",
+ "version": 3
+ },
+ "file_extension": ".py",
+ "mimetype": "text/x-python",
+ "name": "python",
+ "nbconvert_exporter": "python",
+ "pygments_lexer": "ipython3",
+ "version": "3.9.7"
+ }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}