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‎EXERCISES/Exercises_Lecture_01.ipynb

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"- Input: 32 Output: \"32 is divisible by 2\" \n",
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"- Input: 25 Output: \"25 is divisible by 5\"\n",
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"- Input: 40 Output: \"40 is divisible by 2 and 5\"\n",
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"- Input: 77 Output: \"77 is not divisible by 2 or 5\""
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"- Input: 77 Output: \"77 is not divisible by 2 nor 5\""
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Possible Solution:"
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"### Possible Solutions:"
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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": 16,
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"execution_count": 1,
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"Choose an integer: 14\n"
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"Choose an integer: 14\n",
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"14 is divisible by 2\n"
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]
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},
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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": 16,
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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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"x = int(input(\"Choose an integer: \"))\n",
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"a = x/2\n",
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"b=x//2\n",
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"a==b\n"
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"if x%2==0 and x%5==0:\n",
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" print(f\"{x} is divisible by 2 and 5\")\n",
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"elif x%2==0:\n",
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" print(f\"{x} is divisible by 2\")\n",
58+
"elif x%5==0:\n",
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" print(f\"{x} is divisible by 5\")\n",
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"else:\n",
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" print(f\"{x} is not divisible by 2 nor 5\") "
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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": null,
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"execution_count": 3,
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"metadata": {},
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"outputs": [],
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"Choose an integer: 77\n",
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"77 is not divisible by 2 or 5\n"
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]
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}
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],
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"source": [
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"a=5\n",
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"b=2"
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"x = int(input(\"Choose an integer: \"))\n",
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"if x%2==0:\n",
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" if x%5==0:\n",
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" print(f\"{x} is divisible by 2 and 5\")\n",
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" else:\n",
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" print(f\"{x} is divisible by 2\")\n",
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"elif x%5==0:\n",
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" print(f\"{x} is divisible by 5\")\n",
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"else:\n",
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" print(f\"{x} is not divisible by 2 nor 5\") "
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]
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},
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{
@@ -110,70 +123,269 @@
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"execution_count": 9,
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"metadata": {},
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"outputs": [],
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"What is your name: Navau\n",
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"What is your age: 30\n",
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"What is your favourite number: 2\n",
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"What is the number you hate the most: 7\n",
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"The last letter of your name is u. You are an adult. Your favorite number is smaller than your hated number.\n"
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]
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}
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],
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"source": [
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"age = \"un adulto\" if data_list[1]>=18 else if age<=3 \"bebe\" else \"menor\""
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"data_list = [] #Create an empty list\n",
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"\n",
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"data_list.append(input(\"What is your name: \"))\n",
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"data_list.append(int(input(\"What is your age: \")))\n",
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"data_list.append(int(input(\"What is your favourite number: \")))\n",
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"data_list.append(int(input(\"What is the number you hate the most: \")))\n",
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"\n",
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"if data_list[1]>=18:\n",
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" age_category = \"an adult\"\n",
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"else:\n",
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" age_category = \"a minor\"\n",
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"\n",
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"if data_list[2]>data_list[3]:\n",
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" n = \"Your favorite number is bigger than your hated number\"\n",
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" \n",
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"elif data_list[2]<data_list[3]:\n",
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" n = \"Your favorite number is smaller than your hated number\"\n",
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"else:\n",
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" n = \"You hate your favorite number\"\n",
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" \n",
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"print(f\"The last letter of your name is {data_list[0][-1]}. You are {age_category}. {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": null,
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"cell_type": "markdown",
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"metadata": {},
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"outputs": [],
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"source": [
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"if data_list[1]>=18:\n",
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" age=\"un adulto\"\n",
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"else:\n",
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" age=\"menor\""
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"#### Lifehack\n",
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"Note there is a way to write single line if-elif-elses. The following are equivalent, but one of them is really compact!"
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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": null,
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"execution_count": 7,
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"metadata": {},
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"outputs": [],
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"What is your age? 5\n",
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"minor\n"
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]
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}
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],
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"source": [
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"lista.append(1,2,3)"
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"age = int(input(\"What is your age? \"))\n",
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"\n",
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"age_category = \"adult\" if age>=18 else \"baby\" if age<=3 else \"minor\"\n",
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"\n",
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"print(age_category)"
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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": 11,
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"execution_count": 8,
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"What is your name: John\n",
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"What is your age: 43\n",
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"What is your favorite number: 7\n",
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"What number you hate the most: 2\n",
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"The last letter of your name is n. You are an adult. Your favorite number is bigger than your hated number.\n"
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"What is your age? 5\n",
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"minor\n"
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]
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}
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],
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"source": [
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"data_list = [] #Create an empty list\n",
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"age = int(input(\"What is your age? \"))\n",
160211
"\n",
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"data_list.append(input(\"What is your name: \"))\n",
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"data_list.append(int(input(\"What is your age: \")))\n",
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"data_list.append(int(input(\"What is your favorite number: \")))\n",
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"data_list.append(int(input(\"What number you hate the most: \")))\n",
212+
"if age>=18:\n",
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" age_category = \"adult\"\n",
214+
"elif age<=3:\n",
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" age_category = \"baby\"\n",
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"else:\n",
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" age_category = \"minor\"\n",
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"age_category = \"adult\" if age>=18 else \"baby\" if age<=3 else \"minor\"\n",
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"\n",
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"print(age_category)"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## Exercise 3: The Magic Tricks\n",
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"### Trick A\n",
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"Print to the user four rectangles (made out of keyboard characters, e.g. using characters like `|`, `-` or `_`) that show the next numbers:\n",
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"\n",
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"age = \"an adult\" if data_list[1]>=18 else \"a minor\" #You can do ifs in one line like this\n",
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" **Box 1**:\n",
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" 8 9 10 11\n",
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" 12 13 14 15\n",
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"\n",
168-
"if data_list[2]>data_list[3]:\n",
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" n = \"Your favorite number is bigger than your hated number\"\n",
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" \n",
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"elif data_list[2]<data_list[3]:\n",
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" n = \"Your favorite number is smaller than your hated number\"\n",
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" **Box 2**:\n",
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" 4 5 6 7\n",
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" 12 13 14 15\n",
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"\n",
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" **Box 3**:\n",
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" 2 3 6 7\n",
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" 10 11 14 15\n",
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"\n",
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" **Box 4**:\n",
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" 1 3 5 7\n",
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" 9 11 13 15\n",
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"\n",
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"Ask them to think of those numbers and to give you the boxes in which it appears.\n",
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"\n",
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"You can guess it by adding the first number of the first row of each of those boxes!!!"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"### Possible Solution"
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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": 30,
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"Hello, my dear! Let me guess the number you are thinking!\n",
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"\n",
270+
"Think of a number between 1 and 15...\n",
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"Now, let me draw some cards!\n",
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"\n",
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" Card 1\n",
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"---------------\n",
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"| 8 9 10 11 |\n",
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"| 12 13 14 15 |\n",
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"---------------\n",
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"\n",
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" Card 2\n",
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"---------------\n",
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"| 4 5 6 7 |\n",
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"| 12 13 14 15 |\n",
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"---------------\n",
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"\n",
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" Card 3\n",
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"---------------\n",
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"| 2 3 6 7 |\n",
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"| 10 11 14 15 |\n",
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"---------------\n",
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"\n",
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" Card 4\n",
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"---------------\n",
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"| 1 3 5 7 |\n",
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"| 9 11 13 15 |\n",
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"---------------\n",
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"\n",
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"Okay! Is it in box 1? (Answer Yes or No) yes\n",
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"\n",
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"Okay! Is it in box 2? (Answer Yes or No) no\n",
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"\n",
301+
"Okay! Is it in box 3? (Answer Yes or No) yes\n",
302+
"\n",
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"Okay! Is it in box 4? (Answer Yes or No) yes\n",
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"\n",
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"\n",
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"....Fish fish fish....\n",
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"Your number is 11\n"
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]
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}
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],
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"source": [
312+
"print(\"Hello, my dear! Let me guess the number you are thinking!\\n\")\n",
313+
"print(\"Think of a number between 1 and 15...\\nNow, let me draw some cards!\\n\")\n",
314+
"print(\" Card 1\")\n",
315+
"print(\"-\"*15)\n",
316+
"print(f\"| {8:2} {9:2} {10:2} {11:2} |\")\n",
317+
"print(f\"| {12:2} {13:2} {14:2} {15:2} |\")\n",
318+
"print(\"-\"*15)\n",
319+
"print(\"\\n Card 2\")\n",
320+
"print(\"-\"*15)\n",
321+
"print(f\"| {4:2} {5:2} {6:2} {7:2} |\")\n",
322+
"print(f\"| {12:2} {13:2} {14:2} {15:2} |\")\n",
323+
"print(\"-\"*15)\n",
324+
"print(\"\\n Card 3\")\n",
325+
"print(\"-\"*15)\n",
326+
"print(f\"| {2:2} {3:2} {6:2} {7:2} |\")\n",
327+
"print(f\"| {10:2} {11:2} {14:2} {15:2} |\")\n",
328+
"print(\"-\"*15)\n",
329+
"print(\"\\n Card 4\")\n",
330+
"print(\"-\"*15)\n",
331+
"print(f\"| {1:2} {3:2} {5:2} {7:2} |\")\n",
332+
"print(f\"| {9:2} {11:2} {13:2} {15:2} |\")\n",
333+
"print(\"-\"*15)\n",
334+
"\n",
335+
"box1=input(\"\\nOkay! Is it in box 1? (Answer Yes or No) \")\n",
336+
"if box1==\"Yes\" or box1==\"yes\":\n",
337+
" box1=1\n",
173338
"else:\n",
174-
" n = \"You hate your favorite number\"\n",
175-
" \n",
176-
"print(f\"The last letter of your name is {data_list[0][-1]}. You are {age+1-49}. {n}.\")"
339+
" box1=0\n",
340+
"box2=input(\"\\nOkay! Is it in box 2? (Answer Yes or No) \")\n",
341+
"box2 = 2 if box2==\"Yes\" or box2==\"yes\" else 0\n",
342+
"box3=input(\"\\nOkay! Is it in box 3? (Answer Yes or No) \")\n",
343+
"box3 = 3 if box3==\"Yes\" or box3==\"yes\" else 0\n",
344+
"box4=input(\"\\nOkay! Is it in box 4? (Answer Yes or No) \")\n",
345+
"box4 = 4 if box4==\"Yes\" or box4==\"yes\" else 0\n",
346+
"\n",
347+
"card_first_elements = [0, 8, 4, 2, 1]\n",
348+
"the_number_is = card_first_elements[box1]+card_first_elements[box2]+card_first_elements[box3]+card_first_elements[box4]\n",
349+
"print(f\"\\n\\n....Fish fish fish....\\nYour number is {the_number_is}\")"
350+
]
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},
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{
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"attachments": {},
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"cell_type": "markdown",
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"metadata": {},
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"source": [
357+
"### Trick B\n",
358+
"Using more or less the same code, you can now do the trick with more numbers! (Double impressive!)\n",
359+
"\n",
360+
" ** Box 1 **\n",
361+
" 1\t 3\t 5\t 7\t 9\t11\t13\t15\n",
362+
" 17\t19\t21\t23\t25\t27\t29\t31\n",
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" 33\t35\t37\t39\t41\t43\t45\t47\n",
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" 49\t51\t53\t55\t57\t59\t61\t63\n",
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"\n",
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" ** Box 2 **\n",
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" 2\t 3\t 6\t 7\t10\t11\t14\t15\n",
368+
" 18\t19\t22\t23\t26\t27\t30\t31\n",
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" 34\t35\t38\t39\t42\t43\t46\t47\n",
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" 50\t51\t54\t55\t58\t59\t62\t63\n",
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"\n",
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" ** Box 3 **\n",
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" 8\t 9\t10\t11\t12\t13\t14\t15\t\t\t\t\t\t\n",
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" 24\t25\t26\t27\t28\t29\t30\t31\n",
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" 40\t41\t42\t43\t44\t45\t46\t47\n",
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" 56\t57\t58\t59\t60\t61\t62\t63\n",
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"\n",
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" ** Box 4 **\n",
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" 16\t17\t18\t19\t20\t21\t22\t23\n",
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" 24\t25\t26\t27\t28\t29\t30\t31\n",
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" 48\t49\t50\t51\t52\t53\t54\t55\n",
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" 56\t57\t58\t59\t60\t61\t62\t63\n",
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"\n",
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" ** Box 5 **\n",
385+
" 4\t 5\t 6\t 7\t12\t13\t14\t15\n",
386+
" 20\t21\t22\t23\t28\t29\t30\t31\n",
387+
" 36\t37\t38\t39\t44\t45\t46\t47\n",
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" 52\t53\t54\t55\t60\t61\t62\t63\n"
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]
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}
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],

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