},
{
"cell_type": "code",
- "execution_count": 1,
+ "execution_count": 2,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
- "[['07ea553e', '1348', 'Zhangye-Shi', '14'],\n",
- " ['02d4b258b8a', '1152', 'Estacada', '3'],\n",
- " ['d29a0551504e', '1210', 'Zhangye-Shi', '7']]"
+ "[['dda7d369', '1546', 'Uzupis', '21'],\n",
+ " ['68022753', '1239', 'Mamula', '21'],\n",
+ " ['b261dbd1cef', '996', 'Holmegaard', '21']]"
]
},
- "execution_count": 1,
+ "execution_count": 2,
"metadata": {},
"output_type": "execute_result"
}
"source": [
"holidays = []\n",
"with open('01-holidays.txt') as f:\n",
- " for hol_line in f.readlines():\n",
+ " for hol_line in f:\n",
" holidays.append(hol_line.split())\n",
" \n",
"holidays[:3]"
},
{
"cell_type": "code",
- "execution_count": 2,
+ "execution_count": 3,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
- "66"
+ "[['dda7d369', '1546', 'Uzupis', '21'],\n",
+ " ['68022753', '1239', 'Mamula', '21'],\n",
+ " ['b261dbd1cef', '996', 'Holmegaard', '21']]"
]
},
- "execution_count": 2,
+ "execution_count": 3,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "holidays = [line.split() for line in open('01-holidays.txt')]\n",
+ " \n",
+ "holidays[:3]"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 13,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "59"
+ ]
+ },
+ "execution_count": 13,
"metadata": {},
"output_type": "execute_result"
}
"len(affordable_holidays)"
]
},
+ {
+ "cell_type": "code",
+ "execution_count": 5,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "59"
+ ]
+ },
+ "execution_count": 5,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "affordable_holidays = [h for h in holidays if int(h[1]) <= 1200]\n",
+ "len(affordable_holidays)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 14,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "124"
+ ]
+ },
+ "execution_count": 14,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "len(holidays)"
+ ]
+ },
{
"cell_type": "markdown",
"metadata": {},
},
{
"cell_type": "code",
- "execution_count": 3,
+ "execution_count": 4,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
- "66"
+ "59"
]
},
- "execution_count": 3,
+ "execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
- "sum(1 for h in open('01-holidays.txt').readlines() if int(h.split()[1]) <= 1200)"
+ "sum(1 for h in open('01-holidays.txt') if int(h.split()[1]) <= 1200)"
]
},
{
},
{
"cell_type": "code",
- "execution_count": 4,
+ "execution_count": 16,
"metadata": {
"collapsed": true
},
},
{
"cell_type": "code",
- "execution_count": 5,
+ "execution_count": 17,
"metadata": {
"collapsed": true
},
},
{
"cell_type": "code",
- "execution_count": 6,
+ "execution_count": 18,
"metadata": {
"collapsed": true
},
},
{
"cell_type": "code",
- "execution_count": 7,
+ "execution_count": 19,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
- "'cb24efd90'"
+ "'ee064e1e2ea'"
]
},
- "execution_count": 7,
+ "execution_count": 19,
"metadata": {},
"output_type": "execute_result"
}
},
{
"cell_type": "code",
- "execution_count": 8,
+ "execution_count": 20,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
- "'cb24efd90'"
+ "'ee064e1e2ea'"
]
},
- "execution_count": 8,
+ "execution_count": 20,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
+ "# Right answer\n",
"max(affordable_holidays, key=value_of_holiday)[0]"
]
},
{
"cell_type": "code",
- "execution_count": null,
- "metadata": {
- "collapsed": true
- },
- "outputs": [],
- "source": []
+ "execution_count": 21,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "'c86e2e5826'"
+ ]
+ },
+ "execution_count": 21,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "# Answer if you don't filter by affordability\n",
+ "max(holidays, key=value_of_holiday)[0]"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 23,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "'f60e203aaaf9'"
+ ]
+ },
+ "execution_count": 23,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "# Answer if you don't scale by perceived value\n",
+ "max(affordable_holidays, key=lambda h: float(h[3]) / float(h[1]))[0]"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 22,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "'f60e203aaaf9'"
+ ]
+ },
+ "execution_count": 22,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "# Answer if you don't scale by perceived value, AND don't filter by affordability\n",
+ "max(holidays, key=lambda h: float(h[3]) / float(h[1]))[0]"
+ ]
}
],
"metadata": {