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{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "b08d7542",
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"metadata": {},
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"source": [
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"Create a function that takes three parameters where:\n",
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" x is the start of the range (inclusive).\n",
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" y is the end of the range (inclusive).\n",
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" n is the divisor to be checked against.\n",
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"Return an ordered list with numbers in the range that are divisible by the third parameter n.\n",
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"Return an empty list if there are no numbers that are divisible by n."
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]
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},
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{
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"cell_type": "code",
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"execution_count": 6,
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"id": "08bf0e31",
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"metadata": {},
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"outputs": [],
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"source": [
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"def list_operation(s,e,d):\n",
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" lst = []\n",
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" for i in range(s,e+1):\n",
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" if i%d == 0:\n",
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" lst.append(i)\n",
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" return lst"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 7,
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"id": "ccf7cf14",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"[3, 6, 9]"
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]
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},
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"execution_count": 7,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"list_operation(1, 10, 3)\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 8,
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"id": "c3d6ad76",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"[8]"
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]
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},
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"execution_count": 8,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"list_operation(7, 9, 2)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 9,
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"id": "61412ef3",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"[]"
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]
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},
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"execution_count": 9,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"list_operation(15, 20, 7)"
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]
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},
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{
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"cell_type": "markdown",
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"id": "ba248ce6",
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"metadata": {},
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"source": [
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"A group of friends have decided to start a secret society. The name will be the first letter of\n",
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"each of their names, sorted in alphabetical order.\n",
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"Create a function that takes in a list of names and returns the name of the secret society."
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]
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},
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{
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"cell_type": "code",
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"execution_count": 25,
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"id": "0b5eacc5",
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"metadata": {},
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"outputs": [],
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"source": [
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"def society_name(lst):\n",
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" s =[] \n",
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" lst.sort()\n",
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" for i in lst:\n",
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" s.append(i[0])\n",
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" x = \"\".join(s)\n",
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" \n",
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" return x"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 26,
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"id": "06db924d",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"'AMS'"
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]
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},
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"execution_count": 26,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"society_name([\"Adam\",\"Sarah\",'Malcolm'])"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 27,
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"id": "e50b72c9",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"'CHLN'"
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]
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},
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"execution_count": 27,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"society_name([\"Harry\",\"Newt\",'Luna','Cho'])"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 66,
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"id": "92c64223",
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"metadata": {},
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"outputs": [],
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"source": [
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"def is_isogram(s):\n",
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" l =s.lower()\n",
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" actual = len(l)\n",
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" q = set(l)\n",
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" after = len(q)\n",
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" if actual == after:\n",
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" return True\n",
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" else:\n",
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" return False\n",
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" "
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]
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},
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{
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"cell_type": "code",
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"execution_count": 67,
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"id": "49f65152",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"False"
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]
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},
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"execution_count": 67,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"is_isogram(\"PasSword\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 68,
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"id": "b51eea52",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"False"
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]
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},
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"execution_count": 68,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"is_isogram(\"Akash\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 69,
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"id": "3a510a11",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"True"
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]
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},
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"execution_count": 69,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"is_isogram(\"Algorism\")"
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]
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},
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{
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"cell_type": "markdown",
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"id": "f8178b36",
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"metadata": {},
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"source": [
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"Create a function that takes a string and returns True or False, depending on whether the\n",
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"characters are in order or not."
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]
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},
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{
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"cell_type": "code",
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"execution_count": 62,
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"id": "fe433a03",
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"metadata": {},
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"outputs": [],
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"source": [
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"def is_in_order(s):\n",
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" n = len(s)\n",
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" for i in range(1, n):\n",
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" if (s[i] < s[i - 1]) :\n",
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" return False\n",
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" return True"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 63,
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"id": "72bb56a7",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"True"
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]
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},
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"execution_count": 63,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"is_in_order(\"abc\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 64,
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"id": "d81fc22f",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"False"
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]
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},
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"execution_count": 64,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"is_in_order(\"adc\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 70,
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"id": "f609b7e8",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"True"
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]
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},
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"execution_count": 70,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"is_in_order('123')"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 71,
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"id": "c42d60be",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"True"
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]
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},
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"execution_count": 71,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"is_in_order('xyzz')"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.7.1"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}

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