diff options
| author | Marcin Chrzanowski <marcin.j.chrzanowski@gmail.com> | 2020-12-25 15:31:15 +0100 |
|---|---|---|
| committer | Marcin Chrzanowski <marcin.j.chrzanowski@gmail.com> | 2020-12-25 15:31:15 +0100 |
| commit | 7cadfc7ce07f30f21447f3a1b748af8a59cf0703 (patch) | |
| tree | 31beb56375ec4a25ada661a7b4b8c71ff4e9951e /14 | |
| parent | 8c33b12b21f30724c6a6e3cc357facb7b0cc1b85 (diff) | |
Add day 14
Diffstat (limited to '14')
| -rw-r--r-- | 14/a.rb | 41 | ||||
| -rw-r--r-- | 14/b.rb | 58 | ||||
| -rw-r--r-- | 14/input.txt | 549 |
3 files changed, 648 insertions, 0 deletions
@@ -0,0 +1,41 @@ +lines = File.readlines('input.txt') + +one_mask = 0 +zero_mask = (1 << 36) - 1 + +mem = Hash.new 0 + +lines.each do |line| + if line.slice(0, 4) == 'mask' + mask = line.split(' = ')[1].strip + one_mask = 2 + zero_mask = 3 + mask.each_char do |c| + case c + when '1' + one_mask += 1 + when '0' + zero_mask -= 1 + end + one_mask *= 2 + zero_mask *= 2 + zero_mask += 1 + end + one_mask >>= 1 + zero_mask >>= 1 + else + split = line.split(/\[|\] = /) + address = split[1].to_i + value = split[2].to_i + actual_value = (value & zero_mask) | one_mask + mem[address] = actual_value + end +end + +sum = 0 +mem.each_value do |v| + sum += v + sum -= 1 << 36 +end + +puts sum @@ -0,0 +1,58 @@ +def mask_address address, mask + address.chars.zip(mask.chars).map do |bit, mask_bit| + case mask_bit + when '0' + bit + when '1' + '1' + when 'X' + 'X' + end + end.join '' +end +lines = File.readlines('input.txt') + +mask = '' + +code = [] + +lines.each do |line| + if line.slice(0, 4) == 'mask' + mask = line.split(' = ')[1].strip + else + split = line.split(/\[|\] = /) + address = split[1].to_i.to_s(2).rjust 36, '0' + value = split[2].to_i + code.push [mask_address(address, mask), value] + end +end + +def enumerate_addresses address + first_x = address.index 'X' + if !first_x + return [address] + end + first_segment = address.slice(0, first_x) + rest = address.slice(first_x + 1, address.length) + enumerate_addresses(rest).flat_map do |a| + [ + (first_segment + '0' + a), + (first_segment + '1' + a) + ] + end +end + +mem = Hash.new 0 +code.each do |address, value| + addresses = enumerate_addresses address + addresses.each do |a| + mem[a] = value + end +end + +sum = 0 +mem.each_value do |v| + sum += v +end + +puts sum diff --git a/14/input.txt b/14/input.txt new file mode 100644 index 0000000..d364e92 --- /dev/null +++ b/14/input.txt @@ -0,0 +1,549 @@ +mask = 11110X1XXX11001X01X00011001X00X00000 +mem[28496] = 122879146 +mem[62261] = 32295460 +mem[493] = 1117432 +mem[52235] = 813357 +mask = 1X0111001110011X1011010110X0X0000100 +mem[8994] = 14305 +mem[34732] = 37943 +mem[20855] = 1556305 +mem[13410] = 14988 +mem[32276] = 32738 +mem[2228] = 3149408 +mem[31631] = 1233 +mask = 10011X0X11XX0010X0XX00001000X000100X +mem[37384] = 36816 +mem[50366] = 4863299 +mem[54732] = 2809 +mask = 1101101001X000001X1X11001000X1100100 +mem[54859] = 3282 +mem[28888] = 4510 +mem[1970] = 43265503 +mem[26507] = 431322090 +mem[52936] = 15708 +mask = 1001X000011001X0101111X01101001XX0X0 +mem[55315] = 1244 +mem[996] = 16606304 +mem[33560] = 51327154 +mem[62976] = 214 +mem[38483] = 1247 +mask = 1001000X0111XX1101X1X1110011X111000X +mem[29056] = 6114031 +mem[43840] = 53837995 +mem[792] = 96146 +mem[54993] = 397780 +mem[21841] = 68218295 +mem[21807] = 247938216 +mask = 1X0110X001110011XXX10101X01X001X1101 +mem[42679] = 47607 +mem[32352] = 45087 +mem[40900] = 58663424 +mem[13233] = 890 +mem[38085] = 243713 +mem[33164] = 53393 +mask = 1X01001001110000X10101X0000X0X100001 +mem[37053] = 982127 +mem[11500] = 1038946 +mask = 10010X1X01100110101101XX10010X110X11 +mem[30594] = 89921232 +mem[14439] = 12553808 +mem[48894] = 525879475 +mem[59355] = 241595 +mem[35032] = 3037 +mem[42800] = 582558 +mem[38986] = 6250854 +mask = X001X01001X101X00X011110000101100000 +mem[21166] = 12947223 +mem[59468] = 7426127 +mem[31693] = 23713925 +mem[50226] = 1955 +mask = 1X01X010XX1X0000X11111X01010X1X00100 +mem[25586] = 11522 +mem[37651] = 9964 +mem[52236] = 3269458 +mem[25564] = 855216 +mem[13888] = 47133652 +mem[6216] = 295582935 +mem[38085] = 1030124 +mask = X1010XX0X11010000XX1000X000110X10001 +mem[37312] = 769892 +mem[44553] = 39935 +mem[8664] = 2078 +mem[38810] = 4723422 +mask = 1001000X0111001XXXX111110XXX11010X00 +mem[14168] = 440 +mem[184] = 7742149 +mem[56255] = 223802814 +mask = 100100XX011100100X0X1000X01000011100 +mem[52991] = 22485 +mem[996] = 83278 +mem[26332] = 475 +mem[32941] = 4463 +mem[32157] = 182264843 +mem[15541] = 5197 +mem[29396] = 3054 +mask = 1XX10010001X00100111111X01001X111110 +mem[58063] = 220909 +mem[64200] = 217342 +mem[62205] = 57377569 +mem[6527] = 23955 +mem[5637] = 2701 +mask = 100XXX0001X001X1X01100011000XX000011 +mem[62525] = 9958 +mem[27750] = 270520 +mem[13733] = 45389110 +mem[16216] = 865919078 +mem[13880] = 16730603 +mem[7477] = 9819 +mem[62795] = 686530 +mask = 00010101X111X01010110011000011X0X0X0 +mem[39797] = 491650 +mem[45553] = 1907 +mem[57186] = 518 +mem[33017] = 4842627 +mem[29677] = 78117467 +mask = 10X1X0000110X1110011011X1X0000001011 +mem[4908] = 932 +mem[50496] = 284837 +mem[30932] = 668 +mem[33716] = 38203 +mem[9473] = 35636204 +mask = 100X0001011X0111011111010X11100X000X +mem[1190] = 947843 +mem[13122] = 508226085 +mem[42840] = 534125021 +mem[12720] = 9630921 +mem[15565] = 64233130 +mask = 10X1000011110000X0110X001XX101110000 +mem[45798] = 62463 +mem[9152] = 3098 +mem[21343] = 2323768 +mask = X00X0001X1110010001101X0X10111111000 +mem[62932] = 985789 +mem[184] = 27943 +mem[21343] = 6809205 +mem[27463] = 720666 +mem[31517] = 410656 +mask = X00X001010110010010X0111101X010X0000 +mem[33725] = 953827 +mem[31337] = 52073107 +mem[24780] = 3747 +mem[14664] = 2978878 +mem[54462] = 1743 +mask = 101100001X1100000011X010X01X00100X10 +mem[53968] = 2522890 +mem[48118] = 22306106 +mem[62157] = 18708031 +mask = 1001X0XX0111X01X10111X00X0011000X10X +mem[33164] = 96936963 +mem[916] = 123092 +mem[5857] = 105415 +mask = 100X0X0011X10XX010110110110101X10XXX +mem[17056] = 708 +mem[42735] = 56971 +mask = 01X11XX1111110101X1X00010111XX00010X +mem[255] = 103917161 +mem[24313] = 9303 +mem[39248] = 34494 +mem[17795] = 85207 +mask = 1X1100X1X1X10010010X011010100100X000 +mem[33164] = 3447 +mem[15952] = 47594490 +mem[1993] = 11276 +mask = 1001X0100111001X011101010X11X0000101 +mem[65389] = 358768373 +mem[5922] = 21201821 +mem[38483] = 8968 +mem[24744] = 270318 +mem[44666] = 5613326 +mask = 1001X0X0XX1X0X00011XX11010101010110X +mem[31783] = 3732 +mem[28249] = 60160 +mem[8137] = 68398 +mask = 10010000X1X10XX01011010X0X111001X000 +mem[33164] = 14211929 +mem[1157] = 39792 +mem[32624] = 79716 +mem[63222] = 21016026 +mem[59282] = 954891645 +mem[46536] = 2174620 +mem[58276] = 3285 +mask = X00100010X1X001010X111XX000111011000 +mem[45798] = 6023 +mem[45146] = 24399107 +mem[20872] = 5264 +mask = 1001000X01X1101X101X1000100X000001X0 +mem[2436] = 594 +mem[60642] = 118 +mask = XXX1XXX11111101010110XX01X1110010101 +mem[43703] = 111003459 +mem[53069] = 971 +mem[6636] = 966034 +mem[47713] = 3508879 +mask = 1001000011110110X011X11X0011000XXX00 +mem[5502] = 11044565 +mem[28161] = 102792785 +mem[37274] = 552 +mem[1025] = 556926 +mem[13079] = 1331 +mem[49077] = 379631 +mask = 10011X00111X011110X10100101X1X00X0X0 +mem[13233] = 8774064 +mem[13875] = 27148 +mem[4988] = 234997 +mem[61445] = 413 +mask = 11010010XX10100X0011X00XXX00X00100X0 +mem[33716] = 248058226 +mem[2385] = 689005228 +mem[12849] = 635348 +mem[19552] = 364123 +mem[5048] = 8581432 +mem[35793] = 125558802 +mask = X0X110000100010X10X1010101001X10X100 +mem[65018] = 2357446 +mem[8956] = 364396106 +mem[25714] = 14052 +mem[14339] = 519539 +mem[28560] = 15646102 +mem[15778] = 26031 +mem[29947] = 535619 +mask = 1101001010XX1X01X0110000X0010011X010 +mem[32112] = 3746 +mem[25979] = 687775 +mem[2874] = 560632068 +mem[8517] = 221678804 +mem[8294] = 21059 +mem[61154] = 1530796 +mem[27146] = 21164 +mask = X0110100010101101X1101000X0010X0X000 +mem[20405] = 426362 +mem[1157] = 369152539 +mask = 1X01000X011XX111011XXX110011X01X0000 +mem[37120] = 200 +mem[41360] = 6127 +mem[58276] = 7317 +mem[57680] = 32092 +mask = 1XXX000011X1011010X101101010100XX000 +mem[21718] = 15085 +mem[21468] = 1096 +mem[42143] = 180407337 +mem[42725] = 103143 +mem[26037] = 3418537 +mem[44240] = 95963584 +mask = 0XX000XX0111X0100X110XX10011101X1101 +mem[17484] = 22276 +mem[37470] = 59555570 +mask = 0X01X0XX010X11111X0101X01X01010110X1 +mem[50115] = 40783124 +mem[25094] = 589 +mem[21308] = 6670 +mem[45293] = 124853 +mem[5761] = 1573 +mask = 100100000X010000101X010000010X000X00 +mem[45798] = 5885 +mem[60733] = 66990973 +mem[19504] = 1664 +mem[917] = 26840163 +mask = 100110X1011X1010X011100010110000X10X +mem[31631] = 13676 +mem[53968] = 10834507 +mem[30594] = 17285061 +mem[24079] = 52275785 +mem[33428] = 250814863 +mem[18370] = 7376 +mem[25322] = 2165016 +mask = X1X10XX011110X110110001X00010010X10X +mem[62795] = 452850119 +mem[61969] = 191229 +mem[47890] = 2184 +mem[65456] = 317 +mask = 1101001X00X0X0000X11X1X1010X011000XX +mem[60814] = 3464536 +mem[24683] = 3841479 +mem[27801] = 20001 +mem[22640] = 885 +mask = 100X00X001X1001X011110X00101X101XX01 +mem[16212] = 739746125 +mem[60733] = 56658758 +mem[21898] = 9618927 +mask = 1000XXX00100010110110011110X10XX001X +mem[24084] = 29140570 +mem[29808] = 40803 +mem[63496] = 19816 +mem[65197] = 3728 +mask = 1X0110000X1X1111110101101000X0110X01 +mem[16116] = 1010 +mem[26150] = 31541461 +mem[35715] = 2674 +mem[38986] = 3747344 +mem[4988] = 149164 +mask = 10011X10011100X10011010X011X10001101 +mem[2241] = 3386946 +mem[4694] = 48652179 +mem[47835] = 13389799 +mem[63403] = 747876 +mem[63312] = 455292 +mem[32352] = 144809 +mem[38504] = 270482 +mask = 100110X001X0X10X10X1010111XX0110000X +mem[51554] = 45323634 +mem[56133] = 235458 +mem[38483] = 204623 +mem[24806] = 3668 +mask = 1X01X000XX1101X1011001X10X0110110000 +mem[7796] = 1791 +mem[58913] = 6047 +mem[25120] = 38172 +mem[15065] = 418 +mem[24806] = 261219 +mem[8258] = 476 +mem[64053] = 54588494 +mask = 1X0XX0010111001X0011X011001000011000 +mem[53968] = 423903129 +mem[21349] = 2647137 +mem[31517] = 3585 +mask = 10X0X010010001X11000XX0X11000X110000 +mem[50050] = 6227 +mem[46260] = 9258 +mem[11056] = 312913 +mem[8137] = 13263 +mem[56042] = 1562420 +mem[31633] = 10828 +mask = 1001000101X10X11101100X010011001XXX0 +mem[109] = 64416 +mem[33532] = 912488995 +mem[49949] = 7342 +mask = 100100X00X11001101X110100X0101X1XX00 +mem[53652] = 762 +mem[27821] = 16182 +mem[63222] = 1973429 +mem[54488] = 1867910 +mem[47023] = 2651 +mem[22348] = 197797 +mem[47953] = 264 +mask = 01010X00010X111X100110X0110X11XX0001 +mem[49944] = 7483 +mem[48355] = 9970614 +mem[11768] = 4137531 +mem[49992] = 158624 +mask = 1X0100X0011X111X01010011011X01X11000 +mem[1453] = 1587 +mem[21358] = 518966 +mem[33663] = 36033 +mask = 1X0X101001X0010X10X111010010010XX010 +mem[30932] = 374511 +mem[42432] = 136 +mem[17842] = 2831 +mem[53043] = 24388 +mem[21652] = 1489 +mask = 10010000011XX1X01011X0X111010X01X111 +mem[4130] = 3235 +mem[5393] = 428043752 +mem[61907] = 123036862 +mask = X101X000X1110111X11X1011001X001101XX +mem[55424] = 982 +mem[12576] = 29997 +mem[14339] = 3059 +mem[61371] = 267595737 +mem[823] = 1609 +mem[35021] = 1382 +mem[12706] = 87331694 +mask = X0011000X1X1XX111X010111XX110X110000 +mem[22424] = 279 +mem[51180] = 295550182 +mem[31115] = 1850 +mem[12301] = 73241049 +mem[33164] = 3871 +mask = 01011001X10111111X0111110001011X1X01 +mem[52398] = 201274372 +mem[55800] = 28230327 +mem[5502] = 87426428 +mask = 100100X001110XX000010000X011X11X010X +mem[33532] = 66980 +mem[36494] = 1648 +mem[62205] = 121045 +mask = 1011X01011111X001011101111X0X0X00001 +mem[1968] = 1754627 +mem[15833] = 18240875 +mem[17309] = 198847487 +mask = X0XX00010111X01X0X111X111X1011110000 +mem[9152] = 84981 +mem[13024] = 8632028 +mem[52235] = 2771863 +mask = 010X1001010011111101110X1X111X011011 +mem[36263] = 250349 +mem[51076] = 173684668 +mem[33663] = 748056 +mem[41406] = 3701 +mem[39943] = 57465561 +mem[35274] = 274579 +mem[23794] = 1882 +mask = X0010000011100XXX1110111001001110000 +mem[53968] = 215965864 +mem[8480] = 710284 +mem[52105] = 48723601 +mem[29947] = 1008060704 +mask = 100100X00X1XXX10X01111011XX10111X010 +mem[64640] = 29613000 +mem[30909] = 1529 +mem[16737] = 2346 +mem[51743] = 17672 +mask = 1001X010XX1100X001X1X111X0X0000X1100 +mem[56016] = 5032 +mem[20653] = 54205997 +mem[42679] = 15900742 +mem[16216] = 20765 +mem[39391] = 1810 +mem[1438] = 64806160 +mask = X00100X0011X0010101100011111X0X0110X +mem[62001] = 2293734 +mem[51570] = 27410324 +mem[31337] = 31818 +mem[33164] = 463505 +mem[6180] = 6643 +mask = 1X010010X01010X00011XXX0000X01X000X1 +mem[16186] = 127457 +mem[23827] = 140497823 +mem[14322] = 3676 +mask = 10X10000110X011XX0X1101X10X1110X1000 +mem[28416] = 109560691 +mem[48751] = 572 +mem[30535] = 179917 +mem[51179] = 6268 +mem[64835] = 12137 +mem[43669] = 736 +mem[62926] = 4115424 +mask = 1X010000010100X010X1X10000X111X10000 +mem[8480] = 2963 +mem[61456] = 513016 +mem[49992] = 709344 +mask = 11010X00011X01110X10X0X000XXX0X00000 +mem[37403] = 6499 +mem[21296] = 51167 +mem[23652] = 4199949 +mem[42179] = 48597 +mem[16348] = 1690 +mem[4036] = 93033986 +mask = 10X100XXXX111XX010111001X11100010001 +mem[23410] = 2403013 +mem[20872] = 91570 +mem[33663] = 323614 +mem[57205] = 5579 +mem[44209] = 16475050 +mask = 1000010011X101101011XX101110110110X1 +mem[41225] = 34201 +mem[26085] = 225 +mask = 1X01000X1111X0X01011100X000111XX0110 +mem[52925] = 2762745 +mem[61937] = 234765 +mem[9152] = 135872 +mem[62192] = 86367797 +mask = 100X0000110101101011010X110011X0X001 +mem[11499] = 777007112 +mem[10001] = 24795 +mask = 1001X010X1X1001001010X01X01111001101 +mem[5827] = 36 +mem[40561] = 27397 +mem[44014] = 24725086 +mem[15240] = 856132753 +mem[25486] = 122947210 +mem[10913] = 1208874 +mem[31115] = 338582297 +mask = X010000101XX10X10111X101X0X0XX111010 +mem[60347] = 925 +mem[42179] = 22624563 +mem[64211] = 115718 +mem[41056] = 101406007 +mask = 1X0100X0111101010110X0XX00X110X10X0X +mem[3567] = 248440 +mem[43297] = 3245 +mem[56133] = 13350 +mem[19206] = 24622 +mem[17296] = 9874 +mem[4430] = 12106 +mem[13899] = 1007 +mask = 00000001X1110010XX11000111X0100X0000 +mem[18301] = 57682 +mem[5637] = 3651 +mem[4204] = 174 +mask = 10X100100111X1X0000X1000101100X1X100 +mem[64125] = 903 +mem[19166] = 874 +mem[32923] = 14459 +mem[11815] = 4710371 +mask = X10100X000101010X0111X0111000001XX01 +mem[49963] = 6202 +mem[50226] = 1293 +mem[16805] = 785963 +mem[36474] = 1712 +mem[41464] = 127690959 +mem[7796] = 229787 +mask = X001X01001XX101010111000000100000100 +mem[23141] = 395681 +mem[32112] = 16739306 +mem[51326] = 11867463 +mem[17309] = 127987 +mem[21841] = 1262419 +mem[40166] = 43597 +mask = 110100X011X010XXX0111001X001110X00XX +mem[4577] = 37220 +mem[48751] = 759375343 +mem[61421] = 2088 +mask = 101100111011101010111X0X1X000111X1X1 +mem[59278] = 121317 +mem[12296] = 256848 +mem[5984] = 770548 +mask = 101100XX1111101X10110X011X111X010X0X +mem[20405] = 15 +mem[52642] = 183027 +mem[41648] = 1832603 +mask = 1001001X001010000011X100001X11100X0X +mem[7022] = 839 +mem[56720] = 17045 +mem[38260] = 107128 +mem[63473] = 44276 +mem[43] = 4895197 +mem[54588] = 63 +mask = 10X10X0XX10101101011010X0X00100X0100 +mem[1025] = 195457 +mem[38808] = 11614153 +mask = 100110X0X1X1001XXX111001001XX00X1000 +mem[18861] = 88662 +mem[39313] = 9810008 +mem[41860] = 54612 +mem[50913] = 356833256 +mem[4910] = 1969 +mask = 0X011XXX1X1X01111110101100X1001000X0 +mem[1655] = 783 +mem[36884] = 80188745 +mem[32624] = 37276 +mask = 1X00X0100100010110XX01X0101110110000 +mem[34530] = 17739279 +mem[29750] = 3920 +mem[20436] = 1163 +mask = 100000001101X000X01X0X101111XX0000X1 +mem[10993] = 525443409 +mem[30909] = 918 +mem[16631] = 5671 +mem[46190] = 1006 +mem[49551] = 563314224 +mem[3536] = 847707 +mem[65309] = 197434302 +mask = 10011010110100100X0X0111XXX111X01XX1 +mem[14662] = 32542216 +mem[36119] = 17304 +mem[52991] = 17232 +mask = 10XX0XX0011X1110X0X10X001011X0000100 +mem[47449] = 215013226 +mem[20588] = 55592 +mask = X001000001110110X01XX011X10XX0100X10 +mem[13179] = 512319 +mem[45178] = 619 +mem[14837] = 266 +mem[29808] = 4353 +mask = 10X1X0000111X11111X101X110111X11X00X +mem[55424] = 10051 +mem[47452] = 2089 +mem[19355] = 4637532 +mem[17193] = 4322102 +mem[1569] = 22208 |