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data-prework [Ernesto Moreno] #223

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183 changes: 160 additions & 23 deletions 1.-Python/1.-Snail-and-Well/snail-and-well.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -30,10 +30,15 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 4,
"metadata": {},
"outputs": [],
"source": []
"source": [
"well_height=125\n",
"daily_distance=30\n",
"nightly_distance=20\n",
"snail_position=0"
]
},
{
"cell_type": "markdown",
Expand All @@ -44,10 +49,12 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 5,
"metadata": {},
"outputs": [],
"source": []
"source": [
"days=0"
]
},
{
"cell_type": "markdown",
Expand All @@ -58,10 +65,58 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 6,
"metadata": {},
"outputs": [],
"source": []
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Day 1 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 2 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 3 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 4 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 5 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 6 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 7 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 8 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 9 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 10 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 11 :\n",
"The snail has climbed 30 cm.\n"
]
}
],
"source": [
"while snail_position<well_height:\n",
" print(\"Day\",days+1,\":\")\n",
" snail_position=snail_position+daily_distance\n",
" print(\"The snail has climbed\",daily_distance,\"cm.\")\n",
" if snail_position<well_height:\n",
" snail_position=snail_position-nightly_distance\n",
" print(\"The snail has fallen\",nightly_distance,\"cm.\")\n",
" days=days+1"
]
},
{
"cell_type": "markdown",
Expand All @@ -72,10 +127,20 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 7,
"metadata": {},
"outputs": [],
"source": []
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"The snail has climbed the well! It only took it 11 days\n"
]
}
],
"source": [
"print(\"The snail has climbed the well! It only took it\",days,\"days\")"
]
},
{
"cell_type": "markdown",
Expand All @@ -96,10 +161,49 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 13,
"metadata": {},
"outputs": [],
"source": []
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Day 1 :\n",
"The snail has climbed 30 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 2 :\n",
"The snail has climbed 21 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 3 :\n",
"The snail has climbed 33 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 4 :\n",
"The snail has climbed 77 cm.\n",
"The snail has fallen 20 cm.\n",
"Day 5 :\n",
"The snail has climbed 44 cm.\n",
"The snail has climbed the well! It only took it 5 days\n"
]
}
],
"source": [
"advance_cm = [30, 21, 33, 77, 44, 45, 23, 45, 12, 34, 55]\n",
"nightly_distance=20\n",
"snail_position=0\n",
"days=0\n",
"displacement=[]\n",
"while snail_position<well_height:\n",
" print(\"Day\",days+1,\":\")\n",
" snail_position=snail_position+advance_cm[days]\n",
" print(\"The snail has climbed\",advance_cm[days],\"cm.\")\n",
" if snail_position<well_height:\n",
" snail_position=snail_position-nightly_distance\n",
" print(\"The snail has fallen\",nightly_distance,\"cm.\")\n",
" displacement.append(advance_cm[days]-nightly_distance)\n",
" days=days+1\n",
"displacement.append(advance_cm[days])\n",
"print(\"The snail has climbed the well! It only took it\",days,\"days\")"
]
},
{
"cell_type": "markdown",
Expand All @@ -111,10 +215,22 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 14,
"metadata": {},
"outputs": [],
"source": []
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"The maximum displacement in one day was 57 cm\n",
"The minimum displacement in one day was 1 cm\n"
]
}
],
"source": [
"print(\"The maximum displacement in one day was\",max(displacement),\"cm\")\n",
"print(\"The minimum displacement in one day was\",min(displacement),\"cm\")"
]
},
{
"cell_type": "markdown",
Expand All @@ -125,10 +241,20 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 15,
"metadata": {},
"outputs": [],
"source": []
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"The average progress was 25.2 cm\n"
]
}
],
"source": [
"print(\"The average progress was\",sum(displacement)/len(displacement),\"cm\")"
]
},
{
"cell_type": "markdown",
Expand All @@ -139,10 +265,21 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 18,
"metadata": {},
"outputs": [],
"source": []
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"The standard deviation of its displacement was 24.335159748807897 cm\n"
]
}
],
"source": [
"import statistics\n",
"print(\"The standard deviation of its displacement was\",statistics.stdev(displacement),\"cm\")"
]
}
],
"metadata": {
Expand All @@ -161,7 +298,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.7.2"
"version": "3.8.8"
}
},
"nbformat": 4,
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