diff --git a/your-code/Week 1 day 2 comprehension lab (2).ipynb b/your-code/Week 1 day 2 comprehension lab (2).ipynb new file mode 100644 index 0000000..c342029 --- /dev/null +++ b/your-code/Week 1 day 2 comprehension lab (2).ipynb @@ -0,0 +1,278 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# List Comprehensions\n", + "\n", + "Complete the following set of exercises to solidify your knowledge of list comprehensions." + ] + }, + { + "cell_type": "code", + "execution_count": null, + "metadata": {}, + "outputs": [], + "source": [ + "import os" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "#### 1. Use a list comprehension to create and print a list of consecutive integers starting with 1 and ending with 50." + ] + }, + { + "cell_type": "code", + "execution_count": 2, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50]\n" + ] + } + ], + "source": [ + "#your code here\n", + "consint=[num for num in range(1,51)]\n", + "print(consint)\n" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "#### 2. Use a list comprehension to create and print a list of even numbers starting with 2 and ending with 200." + ] + }, + { + "cell_type": "code", + "execution_count": 8, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "[2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 142, 144, 146, 148, 150, 152, 154, 156, 158, 160, 162, 164, 166, 168, 170, 172, 174, 176, 178, 180, 182, 184, 186, 188, 190, 192, 194, 196, 198, 200]\n" + ] + } + ], + "source": [ + "#your code here\n", + "evenint=[num for num in range(2,201,2)]\n", + "print(evenint)" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "#### 3. Use a list comprehension to create and print a list containing all elements of the 10 x 4 array below." + ] + }, + { + "cell_type": "code", + "execution_count": 10, + "metadata": {}, + "outputs": [], + "source": [ + "a = [[0.84062117, 0.48006452, 0.7876326 , 0.77109654],\n", + " [0.44409793, 0.09014516, 0.81835917, 0.87645456],\n", + " [0.7066597 , 0.09610873, 0.41247947, 0.57433389],\n", + " [0.29960807, 0.42315023, 0.34452557, 0.4751035 ],\n", + " [0.17003563, 0.46843998, 0.92796258, 0.69814654],\n", + " [0.41290051, 0.19561071, 0.16284783, 0.97016248],\n", + " [0.71725408, 0.87702738, 0.31244595, 0.76615487],\n", + " [0.20754036, 0.57871812, 0.07214068, 0.40356048],\n", + " [0.12149553, 0.53222417, 0.9976855 , 0.12536346],\n", + " [0.80930099, 0.50962849, 0.94555126, 0.33364763]];" + ] + }, + { + "cell_type": "code", + "execution_count": 16, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "[[0.84062117, 0.48006452, 0.7876326, 0.77109654], [0.44409793, 0.09014516, 0.81835917, 0.87645456], [0.7066597, 0.09610873, 0.41247947, 0.57433389], [0.29960807, 0.42315023, 0.34452557, 0.4751035], [0.17003563, 0.46843998, 0.92796258, 0.69814654], [0.41290051, 0.19561071, 0.16284783, 0.97016248], [0.71725408, 0.87702738, 0.31244595, 0.76615487], [0.20754036, 0.57871812, 0.07214068, 0.40356048], [0.12149553, 0.53222417, 0.9976855, 0.12536346], [0.80930099, 0.50962849, 0.94555126, 0.33364763]] \n" + ] + } + ], + "source": [ + "#your code here\n", + "lista=[element for element in a]\n", + "print(lista,type(lista))" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "#### 4. Add a condition to the list comprehension above so that only values greater than or equal to 0.5 are printed." + ] + }, + { + "cell_type": "code", + "execution_count": 24, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "[0.84062117, 0.7876326, 0.77109654, 0.81835917, 0.87645456, 0.7066597, 0.57433389, 0.92796258, 0.69814654, 0.97016248, 0.71725408, 0.87702738, 0.76615487, 0.57871812, 0.53222417, 0.9976855, 0.80930099, 0.50962849, 0.94555126]\n" + ] + } + ], + "source": [ + "#your code here\n", + "lista=[num for num1 in a for num in num1 if num >= 0.5]\n", + "print(lista)" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "#### 5. Use a list comprehension to create and print a list containing all elements of the 5 x 2 x 3 array below." + ] + }, + { + "cell_type": "code", + "execution_count": 28, + "metadata": {}, + "outputs": [], + "source": [ + "b = [[[0.55867166, 0.06210792, 0.08147297],\n", + " [0.82579068, 0.91512478, 0.06833034]],\n", + "\n", + " [[0.05440634, 0.65857693, 0.30296619],\n", + " [0.06769833, 0.96031863, 0.51293743]],\n", + "\n", + " [[0.09143215, 0.71893382, 0.45850679],\n", + " [0.58256464, 0.59005654, 0.56266457]],\n", + "\n", + " [[0.71600294, 0.87392666, 0.11434044],\n", + " [0.8694668 , 0.65669313, 0.10708681]],\n", + "\n", + " [[0.07529684, 0.46470767, 0.47984544],\n", + " [0.65368638, 0.14901286, 0.23760688]]];" + ] + }, + { + "cell_type": "code", + "execution_count": 32, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "[[[0.55867166, 0.06210792, 0.08147297], [0.82579068, 0.91512478, 0.06833034]], [[0.05440634, 0.65857693, 0.30296619], [0.06769833, 0.96031863, 0.51293743]], [[0.09143215, 0.71893382, 0.45850679], [0.58256464, 0.59005654, 0.56266457]], [[0.71600294, 0.87392666, 0.11434044], [0.8694668, 0.65669313, 0.10708681]], [[0.07529684, 0.46470767, 0.47984544], [0.65368638, 0.14901286, 0.23760688]]]\n" + ] + } + ], + "source": [ + "#your code here\n", + "listb=[num for num in b]\n", + "print(listb)" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "#### 6. Add a condition to the list comprehension above so that the last value in each subarray is printed, but only if it is less than or equal to 0.5." + ] + }, + { + "cell_type": "code", + "execution_count": 34, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "[[0.06769833, 0.96031863, 0.51293743], [0.58256464, 0.59005654, 0.56266457]]\n" + ] + } + ], + "source": [ + "#your code here\n", + "listb=[num for num1 in b for num in num1 if num[-1] >=0.5]\n", + "print(listb)" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "### Bonus" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "Try to solve these katas using list comprehensions." + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "**Easy**\n", + "- [Insert values](https://www.codewars.com/kata/invert-values)\n", + "- [Sum Square(n)](https://www.codewars.com/kata/square-n-sum)\n", + "- [Digitize](https://www.codewars.com/kata/digitize)\n", + "- [List filtering](https://www.codewars.com/kata/list-filtering)\n", + "- [Arithmetic list](https://www.codewars.com/kata/541da001259d9ca85d000688)\n", + "\n", + "**Medium**\n", + "- [Multiples of 3 or 5](https://www.codewars.com/kata/514b92a657cdc65150000006)\n", + "- [Count of positives / sum of negatives](https://www.codewars.com/kata/count-of-positives-slash-sum-of-negatives)\n", + "- [Categorize new member](https://www.codewars.com/kata/5502c9e7b3216ec63c0001aa)\n", + "\n", + "**Advanced**\n", + "- [Queue time counter](https://www.codewars.com/kata/queue-time-counter)" + ] + } + ], + "metadata": { + "kernelspec": { + "display_name": "Python 3 (ipykernel)", + "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": "3.12.7" + }, + "vscode": { + "interpreter": { + "hash": "aee8b7b246df8f9039afb4144a1f6fd8d2ca17a180786b69acc140d282b71a49" + } + } + }, + "nbformat": 4, + "nbformat_minor": 4 +}