"\n",
"For instance, the sequence '^=' takes you to floor 1. \n",
"\n",
- "The sequence `vv^=` takes you down two floors to the sub basement (floor -2), then up one floor, and you get out in the sub-basement on floor 0.\n",
+ "The sequence `vv^=` takes you down two floors to the sub-sub-basement (floor -2), then up one floor, and you get out in the sub-basement on floor -1.\n",
"\n",
"The sequence `^^v=^=` would start on floor 0, go up two floors, then down one. The doors would then open on floor 1, but you'd stay in the lift. You'd then move up to floor 2, the doors open, and you get out on floor 2. \n",
"\n",
},
{
"cell_type": "code",
- "execution_count": 6,
+ "execution_count": 2,
"metadata": {
"collapsed": true
},
},
{
"cell_type": "code",
- "execution_count": 11,
+ "execution_count": 3,
"metadata": {},
"outputs": [
{
"209"
]
},
- "execution_count": 11,
+ "execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
"exit"
]
},
+ {
+ "cell_type": "code",
+ "execution_count": 4,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+ "source": [
+ "def running(sequence):\n",
+ " current = 0\n",
+ " floors = []\n",
+ " for i in sequence:\n",
+ " current += value(i)\n",
+ " floors += [current]\n",
+ " return floors"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 5,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "(10002, 216, -6)"
+ ]
+ },
+ "execution_count": 5,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "with open('02-lifts.txt') as f:\n",
+ " instructions = f.read()\n",
+ " floors = running(instructions)\n",
+ "len(floors), max(floors), min(floors)"
+ ]
+ },
{
"cell_type": "markdown",
"metadata": {},
},
{
"cell_type": "code",
- "execution_count": 14,
+ "execution_count": 6,
"metadata": {},
"outputs": [
{
"209"
]
},
- "execution_count": 14,
+ "execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
},
{
"cell_type": "code",
- "execution_count": 15,
+ "execution_count": 7,
"metadata": {
"collapsed": true
},
" exits.append(current)\n",
" else:\n",
" current += value(i)\n",
- " return exitsto"
+ " return exits"
]
},
{
"cell_type": "code",
- "execution_count": 13,
+ "execution_count": 8,
"metadata": {},
"outputs": [
{
"215"
]
},
- "execution_count": 13,
+ "execution_count": 8,
"metadata": {},
"output_type": "execute_result"
}
"max(exits(instructions))"
]
},
+ {
+ "cell_type": "code",
+ "execution_count": 9,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "-5"
+ ]
+ },
+ "execution_count": 9,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "min(exits(instructions))"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 10,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "209"
+ ]
+ },
+ "execution_count": 10,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "exits(instructions)[-1]"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 11,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "-2"
+ ]
+ },
+ "execution_count": 11,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "exits(instructions)[0]"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 12,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "1259"
+ ]
+ },
+ "execution_count": 12,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "len(exits(instructions))"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 13,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "Counter({-5: 1,\n",
+ " -4: 1,\n",
+ " -2: 2,\n",
+ " 1: 1,\n",
+ " 3: 1,\n",
+ " 6: 1,\n",
+ " 11: 1,\n",
+ " 12: 1,\n",
+ " 18: 1,\n",
+ " 19: 2,\n",
+ " 20: 3,\n",
+ " 21: 3,\n",
+ " 22: 4,\n",
+ " 23: 4,\n",
+ " 24: 6,\n",
+ " 25: 4,\n",
+ " 26: 4,\n",
+ " 27: 6,\n",
+ " 28: 4,\n",
+ " 29: 4,\n",
+ " 30: 2,\n",
+ " 31: 1,\n",
+ " 32: 7,\n",
+ " 33: 3,\n",
+ " 34: 5,\n",
+ " 35: 2,\n",
+ " 36: 2,\n",
+ " 37: 2,\n",
+ " 38: 3,\n",
+ " 39: 5,\n",
+ " 40: 9,\n",
+ " 41: 4,\n",
+ " 42: 7,\n",
+ " 43: 11,\n",
+ " 44: 15,\n",
+ " 45: 19,\n",
+ " 46: 22,\n",
+ " 47: 12,\n",
+ " 48: 23,\n",
+ " 49: 24,\n",
+ " 50: 27,\n",
+ " 51: 25,\n",
+ " 52: 27,\n",
+ " 53: 25,\n",
+ " 54: 16,\n",
+ " 55: 21,\n",
+ " 56: 21,\n",
+ " 57: 15,\n",
+ " 58: 13,\n",
+ " 59: 18,\n",
+ " 60: 19,\n",
+ " 61: 13,\n",
+ " 62: 21,\n",
+ " 63: 15,\n",
+ " 64: 19,\n",
+ " 65: 18,\n",
+ " 66: 17,\n",
+ " 67: 17,\n",
+ " 68: 8,\n",
+ " 69: 8,\n",
+ " 70: 12,\n",
+ " 71: 6,\n",
+ " 72: 5,\n",
+ " 73: 3,\n",
+ " 74: 6,\n",
+ " 75: 5,\n",
+ " 76: 3,\n",
+ " 77: 2,\n",
+ " 78: 1,\n",
+ " 79: 4,\n",
+ " 80: 2,\n",
+ " 81: 1,\n",
+ " 83: 1,\n",
+ " 84: 4,\n",
+ " 87: 3,\n",
+ " 88: 4,\n",
+ " 89: 2,\n",
+ " 90: 2,\n",
+ " 91: 3,\n",
+ " 92: 1,\n",
+ " 93: 5,\n",
+ " 94: 2,\n",
+ " 95: 6,\n",
+ " 96: 5,\n",
+ " 97: 11,\n",
+ " 98: 10,\n",
+ " 99: 15,\n",
+ " 100: 10,\n",
+ " 101: 17,\n",
+ " 102: 15,\n",
+ " 103: 6,\n",
+ " 104: 9,\n",
+ " 105: 6,\n",
+ " 106: 8,\n",
+ " 107: 13,\n",
+ " 108: 12,\n",
+ " 109: 9,\n",
+ " 110: 10,\n",
+ " 111: 7,\n",
+ " 112: 4,\n",
+ " 113: 8,\n",
+ " 114: 13,\n",
+ " 115: 6,\n",
+ " 116: 6,\n",
+ " 117: 6,\n",
+ " 118: 6,\n",
+ " 119: 7,\n",
+ " 120: 4,\n",
+ " 121: 3,\n",
+ " 122: 5,\n",
+ " 123: 8,\n",
+ " 124: 6,\n",
+ " 125: 7,\n",
+ " 126: 6,\n",
+ " 127: 4,\n",
+ " 128: 3,\n",
+ " 129: 5,\n",
+ " 130: 6,\n",
+ " 131: 6,\n",
+ " 132: 8,\n",
+ " 133: 5,\n",
+ " 134: 13,\n",
+ " 135: 13,\n",
+ " 136: 14,\n",
+ " 137: 9,\n",
+ " 138: 16,\n",
+ " 139: 12,\n",
+ " 140: 12,\n",
+ " 141: 11,\n",
+ " 142: 15,\n",
+ " 143: 16,\n",
+ " 144: 3,\n",
+ " 145: 5,\n",
+ " 146: 10,\n",
+ " 147: 3,\n",
+ " 148: 3,\n",
+ " 149: 2,\n",
+ " 150: 3,\n",
+ " 151: 6,\n",
+ " 152: 7,\n",
+ " 153: 5,\n",
+ " 154: 7,\n",
+ " 155: 5,\n",
+ " 156: 5,\n",
+ " 157: 1,\n",
+ " 158: 5,\n",
+ " 159: 5,\n",
+ " 160: 6,\n",
+ " 161: 2,\n",
+ " 162: 2,\n",
+ " 164: 7,\n",
+ " 165: 2,\n",
+ " 166: 2,\n",
+ " 167: 3,\n",
+ " 168: 1,\n",
+ " 169: 4,\n",
+ " 170: 3,\n",
+ " 171: 1,\n",
+ " 173: 1,\n",
+ " 178: 1,\n",
+ " 179: 1,\n",
+ " 181: 1,\n",
+ " 185: 1,\n",
+ " 187: 1,\n",
+ " 188: 1,\n",
+ " 189: 1,\n",
+ " 192: 2,\n",
+ " 193: 1,\n",
+ " 194: 3,\n",
+ " 195: 1,\n",
+ " 196: 2,\n",
+ " 199: 1,\n",
+ " 200: 2,\n",
+ " 201: 1,\n",
+ " 204: 1,\n",
+ " 205: 1,\n",
+ " 207: 2,\n",
+ " 208: 3,\n",
+ " 209: 11,\n",
+ " 210: 2,\n",
+ " 211: 1,\n",
+ " 212: 1,\n",
+ " 213: 2,\n",
+ " 215: 2})"
+ ]
+ },
+ "execution_count": 13,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "import collections\n",
+ "collections.Counter(exits(instructions))"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 14,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "-2"
+ ]
+ },
+ "execution_count": 14,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "max(exits(instructions[:20]))"
+ ]
+ },
{
"cell_type": "code",
"execution_count": null,
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
- "version": "3.6.1"
+ "version": "3.5.2+"
}
},
"nbformat": 4,
projects / ou-summer-of-code-2017.git / blobdiff