solve 2018d6 and 2020d14

This commit is contained in:
Kegan Myers 2020-12-19 19:56:58 -06:00
parent 7ed737b9a2
commit 599fed6e10
11 changed files with 943 additions and 12 deletions

50
data/2018/6.txt Normal file
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@ -0,0 +1,50 @@
59, 110
127, 249
42, 290
90, 326
108, 60
98, 168
358, 207
114, 146
242, 170
281, 43
233, 295
213, 113
260, 334
287, 260
283, 227
328, 235
96, 259
232, 177
198, 216
52, 115
95, 258
173, 191
156, 167
179, 135
235, 235
164, 199
248, 180
165, 273
160, 297
102, 96
346, 249
176, 263
140, 101
324, 254
72, 211
126, 337
356, 272
342, 65
171, 295
93, 192
47, 200
329, 239
60, 282
246, 185
225, 324
114, 329
134, 167
212, 104
338, 332
293, 94

592
data/2020/14.txt Normal file
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@ -0,0 +1,592 @@
mask = 100X100X101011111X100000100X11010011
mem[33323] = 349380
mem[52742] = 116688965
mem[4113] = 11499
mem[15819] = 313303
mem[23239] = 755579063
mask = X00X10X1X010110110111X00010X100X000X
mem[49207] = 466621685
mem[34069] = 6874604
mask = 1001100XX00011110110100XX0110000001X
mem[61278] = 56361674
mem[51360] = 61871432
mem[31903] = 45067
mask = 100X100XX0101X11X1X00X00001001X101X0
mem[22981] = 144008
mem[12013] = 49165315
mem[54643] = 50677
mem[59166] = 678129
mem[64022] = 27522
mask = 100110X0001X11011000101X1000001X00X0
mem[32693] = 425145
mem[11437] = 236593490
mem[16078] = 227582
mem[35266] = 197465438
mem[39279] = 127942
mask = 10101000X0X00001X1001000010100111X00
mem[49794] = 2082
mem[60407] = 2129
mem[33300] = 921
mem[18582] = 62106545
mem[32160] = 843912
mem[36917] = 7740
mem[1836] = 54721591
mask = 100010X1X0X011X1101XX00001X01000X10X
mem[8385] = 1381
mem[38022] = 2501412
mem[34713] = 3648024
mem[33245] = 1178087
mem[22176] = 263
mem[20535] = 1289
mem[2092] = 88590569
mask = X001100X00X0X01X0X100X100010110XX101
mem[65061] = 2768
mem[56375] = 6734
mem[18070] = 20571066
mem[61511] = 403157281
mem[4164] = 179682
mem[11801] = 5501
mem[22339] = 14414879
mask = X0011000001X1001X0100111110X00110111
mem[3844] = 1046
mem[33741] = 109390
mem[54311] = 94183595
mem[48744] = 112575
mem[29663] = 2042
mask = X00X100000101001101001001X00001000X1
mem[25325] = 177269
mem[919] = 50779835
mem[52113] = 2386630
mem[60154] = 29645195
mem[24761] = 8101
mask = X101X000X01011011010X100001101110X01
mem[5169] = 2865
mem[55126] = 50829
mem[60154] = 124556261
mem[48753] = 377574
mem[48662] = 9144531
mask = 10011X00001010011010000101110XX0X00X
mem[41623] = 632353121
mem[10365] = 70888870
mem[59458] = 849
mem[18992] = 486294339
mask = X00X100X011011111100X00001001010100X
mem[42046] = 518245944
mem[4654] = 39071
mem[46109] = 1540
mem[3245] = 822
mem[25937] = 257692
mem[19118] = 6601278
mask = 1001001XXX100XXX101XX0001010001000X0
mem[34356] = 55967
mem[52601] = 522574
mem[31903] = 7669828
mem[36165] = 10552
mask = 110X101X00X0111111XX001X0001000XX10X
mem[42649] = 1534730
mem[8324] = 467628
mem[9447] = 3054
mem[41788] = 28205
mem[9353] = 14315559
mask = 1X01X01100111111X101000000X100100000
mem[270] = 3208
mem[20373] = 186089492
mem[43940] = 449607191
mem[63389] = 674
mem[437] = 6933780
mask = 1001X00001X01X0X101101X0010X00110110
mem[22829] = 3301
mem[59260] = 6763
mem[22305] = 203360
mask = 10011110101010X010XX011X0010001XX000
mem[55041] = 6199
mem[55452] = 151
mem[2746] = 464657
mask = 1001000000X0X10110X01101X00100111000
mem[54354] = 666913
mem[44827] = 214920
mem[44621] = 13259544
mem[29462] = 14725
mem[27633] = 284739975
mem[63195] = 11668372
mask = 10X010X10100X111001X101010101X11100X
mem[21667] = 426958
mem[55530] = 91533
mem[10365] = 493
mem[51246] = 513589450
mem[44622] = 1773
mem[4113] = 401
mask = 100X1000001011XXX0100XXX100010X10X00
mem[60407] = 869913
mem[10365] = 59083
mem[18321] = 3019
mem[65061] = 10794134
mem[62827] = 2777572
mem[20373] = 23798334
mask = 1000X10011X010011X10X0000101X0100001
mem[17936] = 4347
mem[38270] = 611
mem[7408] = 2854792
mem[2612] = 604172
mem[24287] = 418220
mem[27110] = 31440
mem[64742] = 1872667
mask = 10X110000010100110X001X01X1000000111
mem[30518] = 13431
mem[64496] = 204238
mem[62259] = 1191
mem[17457] = 3652
mask = 100X1X0XX1101XX11010X000X01010010011
mem[25325] = 67829
mem[4021] = 8039
mask = 1XXXXX0X0010110X11100111001111101110
mem[34600] = 4128134
mem[47565] = 28022073
mask = X0X110000XX010X10010X0X111X111010101
mem[64746] = 17532220
mem[55786] = 109034
mem[12715] = 185475
mask = 1001110X011010111010X1010010100XX100
mem[28923] = 1444
mem[7508] = 41968
mem[39856] = 447
mem[19698] = 4420683
mem[60924] = 7222
mem[8056] = 225410214
mask = 100X10X1X0X011X10110X01X011000X10X00
mem[58206] = 585282
mem[10984] = 105158307
mem[31562] = 526874
mem[60154] = 107013
mem[4409] = 4126230
mask = 1010100010X0XX0111X00X00011X000X0XX0
mem[7122] = 428629
mem[29394] = 262029322
mem[33832] = 6067254
mask = 0001100XXX0010X001100010X000110001X1
mem[1975] = 32392
mem[14891] = 9350
mem[19905] = 28213400
mem[11981] = 132973999
mem[49582] = 4347
mem[64106] = 235564
mem[9648] = 1440
mask = 000110010011XXXX0X1001010001X00X0100
mem[18992] = 628
mem[37263] = 1031
mem[4387] = 1442306
mem[2471] = 1123350
mem[1493] = 88891215
mem[22500] = 3553
mem[6845] = 26007
mask = 10011X00011011X1101X00X001X1X001X111
mem[49101] = 13289
mem[32] = 391365
mem[31906] = 79
mem[48744] = 71043
mask = 1001X0X00010100110X001011001101X01X0
mem[25999] = 2473051
mem[36408] = 56819077
mem[46656] = 2074748
mem[10871] = 8606
mem[7122] = 2053
mem[59403] = 5442
mask = 1XX0X01X100X11111010X000X00X000101X0
mem[1160] = 280063168
mem[20571] = 19030
mem[23225] = 51089295
mem[40992] = 17475
mem[63413] = 1144
mem[19458] = 284777610
mem[21502] = 10410
mask = 100X100X00101X0100X0X0X11100111XX11X
mem[33860] = 160
mem[37007] = 56420
mem[55140] = 490726
mem[47752] = 521745
mem[55594] = 336661995
mem[44008] = 265991679
mask = 1001100001X010011100100X01X0X011111X
mem[1289] = 55191
mem[53058] = 23079796
mem[25362] = 57315626
mem[8895] = 35287816
mask = 0001100100XX00100X1X0X00XX00XX000110
mem[12568] = 136661
mem[9931] = 303487
mem[38781] = 91532
mem[25506] = 950257996
mem[3694] = 6225663
mem[6631] = 62710499
mem[3205] = 7586715
mask = X0001000001X111110100000X0110001000X
mem[61696] = 34763
mem[42583] = 2987088
mem[8416] = 2293694
mem[21503] = 8071
mem[41788] = 950960
mem[9648] = 23284946
mask = 100010000010XX0XX01000000X011100X1X0
mem[30270] = 421
mem[52379] = 86815089
mem[16627] = 3647190
mem[36794] = 132421727
mem[54580] = 248096
mask = 10X1101000X01001X00111110101110001X0
mem[48399] = 9196559
mem[6869] = 32793911
mem[20422] = 1560
mem[12101] = 15618
mem[25154] = 390003034
mem[23791] = 229770864
mem[49558] = 12206144
mask = 100X10010X101XX1XXX000001X00101X1100
mem[3205] = 110968351
mem[65515] = 7362194
mem[2197] = 52580964
mem[13004] = 3723834
mem[46931] = 24935229
mem[919] = 6284
mask = 10001X11100X1X1X10X111X100X0000010X1
mem[30162] = 1665
mem[35687] = 3554
mem[3735] = 8003
mem[18258] = 44276232
mem[48625] = 401841687
mem[62781] = 2814958
mem[5302] = 175144514
mask = 1001X0XX001X101110101000X11X00010X00
mem[38152] = 42369373
mem[36392] = 13302
mem[13867] = 940605082
mask = 10001100X11010X1101000X0X11100110011
mem[63412] = 5289
mem[788] = 6600
mem[27915] = 254034
mem[24347] = 16264001
mem[52437] = 651358
mask = 10011X0X0110X0X11X101100101100X11100
mem[56524] = 1244173
mem[64911] = 2124386
mem[3815] = 107466
mem[14375] = 6798
mem[16285] = 66968238
mem[7968] = 835823180
mask = 10X110100X101XX110X11110XX0111001010
mem[58730] = 132998954
mem[8056] = 754181
mem[39247] = 126
mask = 1001X000001XX10110101X1110110X10101X
mem[59028] = 10817
mem[17977] = 61299509
mask = 1X001100X1X0100110100000X111XXX001X0
mem[2056] = 32701076
mem[2071] = 2401082
mem[9887] = 998417
mask = 100110X11X101X1110X00100X0101111X0X1
mem[33860] = 388064
mem[59050] = 16623098
mem[5188] = 319
mem[37207] = 2470432
mem[27333] = 2026
mask = 1000X000001X1X0X00XXX00X100011X11010
mem[24029] = 9105
mem[14364] = 243545984
mem[4113] = 3279
mask = 1X0X1001X0101011110XX1000100X000X101
mem[17781] = 509963835
mem[37716] = 62611707
mem[23997] = 1023138975
mem[5927] = 32777
mem[55304] = 264062857
mask = 100110X001X01X01100011100X100110X11X
mem[58338] = 741
mem[34693] = 991498
mem[32339] = 30979944
mem[50216] = 66393532
mem[29090] = 11574321
mem[30824] = 15729
mem[16868] = 23942
mask = 1X0XX0010X0011110X101010111011111010
mem[48969] = 3327849
mem[52521] = 460105388
mem[33860] = 422661865
mem[44621] = 6715
mem[27762] = 11952
mem[34536] = 4064
mask = 1001X001001X0011001000100110010001XX
mem[195] = 487302
mem[17992] = 889
mem[11858] = 958195
mem[11013] = 202443463
mask = 1000101X100X1111011000X100110000X001
mem[13097] = 3534
mem[41292] = 85120
mem[9497] = 154119
mem[19610] = 5709354
mem[34972] = 48311
mem[50753] = 180578
mem[35921] = 667946365
mask = XX1010X00110X00111000XX00001000110X0
mem[3712] = 2843518
mem[34604] = 2965
mem[54311] = 162583
mask = 0001X0X00100100X001000001X1X10X01X10
mem[49406] = 965493
mem[59050] = 392048
mem[3574] = 922708604
mem[7419] = 33525859
mem[1933] = 8
mem[4367] = 11521
mask = 1001X0X00X10X00X101X00001110X0100X00
mem[29215] = 417522
mem[56468] = 34229032
mem[26868] = 552971
mem[36368] = 420213
mask = 100110X0X1101011101X01X01101101X001X
mem[4913] = 455
mem[3815] = 11211510
mem[21545] = 1469
mem[35762] = 1806
mem[58825] = 3743
mem[23225] = 474872535
mem[53173] = 46538
mask = 1XX0X00X0X101001001010100X0X01X00010
mem[64106] = 98247289
mem[13686] = 54961348
mem[38944] = 462290318
mem[53185] = 7075
mem[30162] = 39454
mem[14983] = 1010603
mem[38339] = 970
mask = X001100X010X111110001000001X01100110
mem[12827] = 22328
mem[18628] = 7082210
mem[31013] = 20804915
mem[13966] = 86
mem[518] = 1757
mask = X001100XX001001001110000000000XX1110
mem[14375] = 8414661
mem[1568] = 225486
mem[25775] = 336197
mask = 100110000X00100X100001100X111X100X01
mem[2071] = 51386682
mem[32897] = 162194
mem[11308] = 1799417
mem[20829] = 299249
mask = 1X0010XXX0001111XX1100X001X1X0000101
mem[29189] = 36530
mem[657] = 114543286
mem[9356] = 451
mask = X000100000101X0110X0011XX10000110001
mem[30577] = 117881
mem[60874] = 19567558
mem[10363] = 13493
mem[5690] = 382
mem[61059] = 4757304
mem[36165] = 95983791
mask = 100X00X00010100X1010000X101000X10000
mem[33324] = 39476477
mem[34713] = 7398
mem[46214] = 98709
mem[35856] = 1020446010
mask = 10X01X000010000X11100101011X001X0100
mem[65061] = 61054
mem[54052] = 92826
mem[35603] = 58759
mem[58037] = 40910
mem[62217] = 45701380
mask = 1X011000001011011010XX00X10X0X010001
mem[15920] = 5645
mem[28828] = 265910022
mem[29437] = 5544
mem[56112] = 637
mem[45033] = 36063036
mem[12783] = 13776458
mask = 10011011X010100110XX100100XX11011X00
mem[518] = 25998191
mem[13053] = 7866406
mem[38152] = 3208
mem[18730] = 711
mask = 10X11000001XX1X000100X11101XX1X10111
mem[47121] = 11272115
mem[43618] = 27683
mask = 100X1101X0101001100X010000X11001X100
mem[21702] = 34688805
mem[43624] = 3956780
mem[24476] = 17239393
mem[23321] = 25573609
mem[15163] = 1713
mem[65338] = 27386792
mask = 10011010010X10011X0011110XX100001111
mem[53501] = 16700270
mem[28069] = 20683243
mem[33593] = 114830
mem[9962] = 403282549
mem[54061] = 2336
mem[46656] = 7039
mem[58616] = 181
mask = 10001X11001011XX101X0100010010101100
mem[8738] = 234383093
mem[11512] = 1792627
mem[54326] = 1574223
mask = 10011X101X10100XX000X10010X01X01100X
mem[51382] = 17879
mem[44905] = 783
mem[57514] = 1018128542
mem[18628] = 240492
mem[2108] = 3429
mem[2304] = 3748
mask = 0X011001X0X000X000110100101000000000
mem[4452] = 19437119
mem[64742] = 179090
mem[16430] = 486207
mask = 1001X000111X1X1110110X011111100X0011
mem[52004] = 41486
mem[48779] = 83675
mem[17861] = 48577395
mem[39247] = 16952
mem[8738] = 3981
mem[32923] = 1168904
mask = 10011001XX0011X11X0010X1010X10101000
mem[33319] = 44401
mem[4142] = 517003945
mem[29189] = 415157
mem[33358] = 1395165
mask = 1001100X010010011XX00XXX1100101X0101
mem[13618] = 246280673
mem[58338] = 17884
mem[10885] = 816
mem[11277] = 24331199
mem[17936] = 1616051
mask = 1001100X01X01001X00011000110X0X001XX
mem[58338] = 302363844
mem[53596] = 175604903
mem[56468] = 419729
mem[27915] = 581
mem[41501] = 69718
mask = 100110000X1010110100X1X001X00X01001X
mem[18333] = 15544
mem[3929] = 2622169
mem[37718] = 176413
mem[27333] = 848
mem[17456] = 1097
mask = 100110101010X001X000X0001X00001011X0
mem[53045] = 2356198
mem[49908] = 1086
mem[17019] = 7107107
mem[12013] = 70971
mem[7048] = 1585
mem[3666] = 4937143
mask = 10011XXXX01010011000010X1X11100XXX00
mem[65524] = 4129175
mem[5636] = 315661
mem[39270] = 455882795
mask = X1001100110010011010000001110X0X00XX
mem[50481] = 26734
mem[57708] = 199726127
mem[20422] = 130991
mem[13651] = 1094687
mem[1292] = 60536
mask = 110X1011001XX111110100X0000010X1X101
mem[39644] = 14574
mem[8596] = 30400
mask = 1000101XX0X0X1110110111X110011X00110
mem[919] = 32148
mem[41] = 453324
mem[36794] = 179133
mem[2780] = 958033590
mask = 100010X1X11011110010X01101101110X100
mem[20035] = 1674335
mem[18909] = 33271
mem[21491] = 4013451
mem[21792] = 78760
mem[42156] = 980
mem[3276] = 3971405
mask = 10XX10000X10X00111X0XX00X0010011X100
mem[36368] = 5097527
mem[3099] = 104365
mem[57092] = 74461253
mem[46314] = 30483860
mask = X000101X101011X10110XXX001X00X11X010
mem[9948] = 43011947
mem[53185] = 41588
mem[25699] = 101124
mem[60046] = 123243
mem[23975] = 125991
mask = 1X00100000X01X00101011100X1010000101
mem[65101] = 504575
mem[55313] = 14953613
mem[42156] = 526
mem[55573] = 1303957
mem[53260] = 16252
mem[48073] = 8667
mask = 1001100100101X11110X0X0X0111X00001X0
mem[10402] = 793546
mem[45910] = 18
mem[23627] = 72728
mem[7408] = 16579752
mem[22105] = 10576
mem[61054] = 1160961
mem[2989] = 149675383
mask = 0001X001000000XX0111X110010001010110
mem[15867] = 14
mem[23379] = 10511918
mem[4217] = 4840435
mem[29978] = 11828937
mem[28303] = 2358671
mask = 10010010011X0XX11010X000110000110X00
mem[11923] = 149358903
mem[46246] = 3148
mem[17596] = 9370
mem[1540] = 12848
mem[25775] = 29444
mem[32564] = 64008
mem[16097] = 641
mask = 0X011001X010X010X0100X1X0X0X000111X1
mem[45770] = 1008133
mem[15551] = 3912928
mem[53058] = 188856
mem[44827] = 9036496
mem[59530] = 20033543
mask = 1001100X0XX01X0110X000XX010010XX1101
mem[2056] = 737
mem[34972] = 30655
mem[50728] = 927954
mask = 10001X0000X0X0010010101010X001100110
mem[39247] = 425181
mem[64200] = 13111811
mem[8169] = 1250162
mask = 100110000X10XXX11010X0001110X011XX00
mem[62259] = 4350710
mem[56112] = 42327
mem[53173] = 2221557
mem[36759] = 242686307
mem[29077] = 1179326
mem[2056] = 356
mask = 10000000001XX000101000X0X11000X10110
mem[18542] = 454113
mem[44192] = 501708
mem[54994] = 149470837
mem[54260] = 582959
mem[65424] = 295679271
mem[36368] = 2002
mem[16392] = 99
mask = 10100001XX101001X0101100101101000XX0
mem[17861] = 3340321
mem[24705] = 4143350
mem[38940] = 201585
mem[35632] = 19204465
mem[9443] = 5273035
mask = 10X110010010100101000X00001010X0111X
mem[2991] = 51624
mem[56468] = 1603
mem[35633] = 4068
mask = 10011X01001010X10000X011000111101X11
mem[58842] = 69158
mem[43765] = 1624
mem[24913] = 133864698
mem[15015] = 247
mem[10155] = 1064
mem[33787] = 142284522
mem[17457] = 15488682

View File

@ -1,4 +1,71 @@
module.exports = {
const toIntLookup = new Map(
Object.entries({
'0': 0n,
'1': 1n,
'2': 2n,
'3': 3n,
'4': 4n,
'5': 5n,
'6': 6n,
'7': 7n,
'8': 8n,
'9': 9n,
a: 10n,
A: 10n,
b: 11n,
B: 11n,
c: 12n,
C: 12n,
d: 13n,
D: 13n,
e: 14n,
E: 14n,
f: 15n,
F: 15n,
g: 16n,
G: 16n,
h: 17n,
H: 17n,
i: 18n,
I: 18n,
j: 19n,
J: 19n,
k: 20n,
K: 20n,
l: 21n,
L: 21n,
m: 22n,
M: 22n,
n: 23n,
N: 23n,
o: 24n,
O: 24n,
p: 25n,
P: 25n,
q: 26n,
Q: 26n,
r: 27n,
R: 27n,
s: 28n,
S: 28n,
t: 29n,
T: 29n,
u: 30n,
U: 30n,
v: 31n,
V: 31n,
w: 32n,
W: 32n,
x: 33n,
X: 33n,
y: 34n,
Y: 34n,
z: 35n,
Z: 35n,
}),
);
const BNMath = (module.exports = {
min(...nums) {
if (nums.length === 0) {
throw new Error('invalid arguments');
@ -38,10 +105,22 @@ module.exports = {
// todo: implement longer string parsing, should be simple-ish to do with
// some looping and multiplication
parseInt(string, radix) {
if (string.length > 10) {
console.log(string);
throw new Error('todo');
if (string.length <= 10) {
return BigInt(parseInt(string, radix));
}
return BigInt(parseInt(string, radix));
radix = BigInt(radix);
let result = 0n;
for (let i = 0; i < string.length; i++) {
const char = string[string.length - i - 1];
const num = toIntLookup.get(char);
if (num >= radix) {
console.log(char);
throw new Error('invalid');
}
result += num * radix ** i.n;
}
return result;
},
};
});

View File

@ -240,15 +240,20 @@ class Glib {
}
lookupInMap(map, allowMissing = false) {
if (!allowMissing) {
throw new Error('todo');
return this.map((k) => {
if (!map.has(k)) {
throw new Error(`missing value ${k.string}`);
}
return map.get(k);
});
}
return this.flatMap((k) => {
// console.log(k);
return map.has(k) ? [map.get(k)] : [];
});
}
filterBySet(set, invert) {
if (invert) {
filterBySet(set, dropBySet = false) {
if (dropBySet) {
return this.filter((k) => !set.has(k));
}
return this.filter((k) => set.has(k));

View File

@ -44,6 +44,17 @@ module.exports = class Vector {
return v;
}
static _resolveNumber(v) {
if (typeof v === 'number') {
return BigInt(v);
}
if (typeof v !== 'bigint') {
throw new Error('nope');
}
return v;
}
multiply(v) {
v = this._resolve(v);
return new Vector(...this.v.map((e, i) => e * v.v[i]));
@ -68,11 +79,11 @@ module.exports = class Vector {
}
distance(v) {
this._check(v);
return this.v
return this.v.glib
.map((e, i) => {
return Math.abs(e + v.v[i]);
return Math.abs(e - v.v[i]);
})
.reduce((a, b) => a + b);
.sum();
}
neighbors() {
return new Glib(
@ -97,6 +108,13 @@ module.exports = class Vector {
toArray() {
return this.v.slice();
}
set(place, value) {
if (place > this.v.length) {
throw new Error('out of bounds');
}
value = Vector._resolveNumber(value);
return new Vector(...this.v.chainSplice(place, 1, value));
}
get length() {
return BigInt(this.v.length);
}

7
lib/_pollute/number.js Normal file
View File

@ -0,0 +1,7 @@
Object.defineProperty(Number.prototype, 'n', {
enumerable: false,
configurable: false,
get() {
return BigInt(this);
},
});

View File

@ -1,5 +1,7 @@
const crypto = require('crypto');
const Glib = require('../glib');
Object.defineProperty(String.prototype, 'lengthN', {
enumerable: false,
configurable: false,
@ -8,6 +10,14 @@ Object.defineProperty(String.prototype, 'lengthN', {
},
});
Object.defineProperty(String.prototype, 'glib', {
enumerable: false,
configurable: false,
get() {
return Glib.fromIterable(this);
},
});
Object.defineProperty(String.prototype, 'md5', {
enumerable: false,
configurable: false,

View File

@ -21,6 +21,9 @@ class Rectangle {
.add(1n);
return new Rectangle(bottomLeft, size);
}
static fromXXYY(x1, x2, y1, y2) {
return Rectangle.fromPoints(new Vector(x1, y1), new Vector(x2, y2));
}
constructor(offset, size) {
// console.log(`${offset.string} ${offset.add(size).string}`);
// todo: normalize?

76
solutions/2018/6.js Normal file
View File

@ -0,0 +1,76 @@
const {
Glib,
BNMath: Math,
fn,
Vector,
twodee: { Rectangle },
} = require('../../lib');
const parse = (input) =>
Glib.fromLines(input).map((i) => Vector.fromString(`(${i})`));
const SIZE_CONSTRAINT = 30n;
const calculateRegion = (input) => {
const [minX, maxX] = input.glib.map((i) => i.v[0]).minMax();
const [minY, maxY] = input.glib.map((i) => i.v[1]).minMax();
return {
startX: minX - SIZE_CONSTRAINT,
stopX: maxX + SIZE_CONSTRAINT,
startY: minY - SIZE_CONSTRAINT,
stopY: maxY + SIZE_CONSTRAINT,
};
};
module.exports = {
'1': (input) => {
input = parse(input).array;
const { startX, stopX, startY, stopY } = calculateRegion(input);
const { points, infinite } = Rectangle.fromXXYY(
startX,
stopX,
startY,
stopY,
)
.allPoints()
.reduce(
(acc, pt) => {
const distances = input.glib.map((p) => [p, p.distance(pt)]).array;
const [closest, distance] = distances.glib.minScore();
const count = distances.glib.filter(([pt, v]) => v === distance)
.length;
if (count === 1n) {
acc.points.set(pt, closest);
if (
pt.v[0] === startX ||
pt.v[0] === stopX ||
pt.v[1] === startY ||
pt.v[1] === stopY
) {
acc.infinite.add(closest);
}
}
return acc;
},
{ points: new Map(), infinite: new Set() },
);
return input.glib
.filterBySet(infinite, true)
.lookupInMap(points.glibValues.frequency())
.max();
},
'2': (input) => {
input = parse(input).array;
const { startX, stopX, startY, stopY } = calculateRegion(input);
return Rectangle.fromXXYY(startX, stopX, startY, stopY)
.allPoints()
.filter((pt) => input.glib.map((k) => pt.distance(k)).sum() < 10000n)
.length;
},
};

89
solutions/2020/14.js Normal file
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@ -0,0 +1,89 @@
const { Glib, BNMath: Math } = require('../../lib');
const v1 = (input, mask) =>
Math.parseInt(
Math.parseInt(input, 10)
.toString(2)
.padStart(36, '0')
.glib.map((bit, i) => (mask[i] === 'X' ? bit : mask[i])).string,
2,
);
const v2 = (input, mask) => {
const num = Math.parseInt(input, 10)
.toString(2)
.padStart(36, '0')
.glib.map((bit, i) => (mask[i] === '0' ? bit : mask[i])).string;
return num.glib
.map((char, i) =>
char === 'X'
? (str) => [
str.splice(Number(i), 1, '0'),
str.splice(Number(i), 1, '1'),
]
: char === '1'
? (str) => [str.splice(Number(i), 1, '1')]
: (str) => [str],
)
.reduce((glib, flatMapFn) => glib.flatMap(flatMapFn), [num].glib);
};
module.exports = {
1: (input) =>
Glib.fromLines(input)
.reduce(
(state, line) => {
const [identifier, value] = line.split(' = ');
const [lIdent, rIdent] = identifier.split('[');
switch (lIdent.split('[')[0]) {
case 'mask':
return { ...state, mask: value };
case 'mem':
return {
...state,
mem: new Map(
state.mem.glibEntries.concat([
[rIdent.slice(0, -1), v1(value, state.mask)],
]),
),
};
}
},
{
mem: new Map(),
mask: 'XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX',
},
)
.mem.glibValues.sum(),
2: (input) =>
Glib.fromLines(input)
.reduce(
(state, line) => {
const [identifier, value] = line.split(' = ');
const [lIdent, rIdent] = identifier.split('[');
switch (lIdent.split('[')[0]) {
case 'mask':
return { ...state, mask: value };
case 'mem':
const num = BigInt(value);
return {
...state,
mem: new Map(
state.mem.glibEntries.concat(
v2(rIdent.slice(0, -1), state.mask).map((addr) => [
addr,
num,
]),
),
),
};
}
},
{
mem: new Map(),
mask: 'XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX',
},
)
.mem.glibValues.sum(),
};

View File

@ -15,6 +15,7 @@ const results = {
11: [2359, 2131],
12: [508, 30761],
13: [2095, 598411311431841],
14: [13556564111697, 4173715962894],
},
2019: {
1: [3386686, 5077155],
@ -31,6 +32,7 @@ const results = {
4: [76357, 41668],
// slow
5: [11894, 5310],
6: [5626, 46554],
},
2017: {
1: [1097, 1188],