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Add day 14 part 1

This commit is contained in:
Chris Josten 2020-12-14 07:04:16 +01:00
parent 0ae8e76553
commit 8a5bbcefdc
Signed by: chris
GPG key ID: 1795A594046530AB
4 changed files with 692 additions and 1 deletions

554
in/14.txt Normal file
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@ -0,0 +1,554 @@
mask = XX001001X10X110X0001111001110X110101
mem[3250] = 4436
mem[48892] = 14455
mem[25137] = 1097
mem[57377] = 5760
mem[25785] = 20344
mem[54660] = 1936
mask = 100110X00X0X11010101110110X00001XX0X
mem[20413] = 182815763
mem[49549] = 9522935
mem[29920] = 32420282
mem[63511] = 9773
mem[59685] = 980
mask = 1110000111001X0100001011000X10X00X10
mem[28709] = 2381953
mem[53254] = 100644575
mem[20622] = 1013234
mem[46518] = 7512916
mem[49118] = 39485
mem[50666] = 8298665
mem[58287] = 107999
mask = 111000000110X1010010011XX100X0000001
mem[12805] = 6015
mem[20190] = 106469491
mem[11123] = 8571
mem[16350] = 3024
mem[37958] = 29213622
mask = 11000000011011010X01011011XX100011XX
mem[29717] = 194765
mem[40119] = 1357487
mask = 1X1000100X10X1000X01XX11000101011011
mem[53311] = 5028191
mem[38550] = 30559161
mem[37724] = 446421839
mem[27658] = 656376
mem[36878] = 491
mem[2514] = 711969106
mem[8425] = 25352
mask = 10101000X110X1X1000101X1000100011001
mem[57587] = 156077909
mem[8983] = 5589
mem[21832] = 16170971
mem[40748] = 14124
mem[18993] = 3053
mem[16438] = 2330074
mask = 11100X000XX11X110001100000X0010111XX
mem[48379] = 719
mem[8903] = 345168600
mem[50733] = 6133
mem[41283] = 24831
mem[65183] = 84558
mem[54817] = 98834
mask = 1X10000X01X0110100X0X111000X00XX000X
mem[3941] = 450868
mem[6069] = 2088
mem[40200] = 2865
mem[46518] = 5389
mem[48814] = 19396
mask = 01X0100X11111100100XX10X110110X0X001
mem[20385] = 15270930
mem[15395] = 13898910
mem[19502] = 2459689
mem[5270] = 61362490
mask = 0100100111XXX100X0010100X111X0100X0X
mem[58709] = 17455712
mem[14865] = 176745
mem[2952] = 54766095
mask = 111000X0X1001100010X11X0X01X00XX1011
mem[39517] = 38586
mem[38266] = 1003448
mem[54660] = 154097
mask = 1X0X00X00110110100011111100X01010111
mem[4521] = 360234
mem[10967] = 699075
mem[34096] = 89
mem[21340] = 3018
mem[12820] = 24007
mem[46518] = 1732
mask = 010X10XX0110111XX0000X0X10111000011X
mem[37473] = 213255
mem[17466] = 126749
mask = 11XX0010110X1X0001X11001X11001001X11
mem[34419] = 4401033
mem[51972] = 547595351
mem[29267] = 2460627
mem[39192] = 15067
mask = 11X0X0000110111XXXX1011010X000X11101
mem[51442] = 31937
mem[16518] = 7405326
mem[63834] = 1488732
mem[26265] = 1190
mask = 01001X01110110X110XX0X010X100X110X00
mem[8150] = 41274
mem[9998] = 26361
mem[2495] = 198393
mem[25041] = 6310180
mem[5890] = 20465
mask = 1XXX00100110110000011X0101XX0100XX10
mem[26607] = 1384959
mem[58709] = 31743
mem[8993] = 56827
mem[53062] = 258857
mem[21305] = 672194
mask = 10XX100X01101X11X0X1001001X01X110X10
mem[55577] = 128659409
mem[19002] = 845525
mem[14584] = 8317876
mask = 11X0X00X010011XX000X1X100X110X010101
mem[9998] = 494334359
mem[592] = 950827
mem[13221] = 8704
mem[23131] = 29048231
mask = 1110X0X10100110100X0100X01010010000X
mem[18567] = 243296
mem[27202] = 304731
mem[24869] = 25916650
mem[57135] = 23996
mask = 110001XX11001101100001XX00X111110010
mem[34304] = 84360
mem[31615] = 3771
mem[34225] = 3477
mem[58931] = 2972
mask = 010X100XX1001X0111001000X011X1000100
mem[27987] = 8009299
mem[1668] = 99817
mem[55978] = 39150409
mem[26420] = 236757
mask = 1X1000XX01011011X0X111X0010000101100
mem[1117] = 280
mem[4280] = 406684
mem[31615] = 461997
mem[17710] = 656126
mem[19869] = 6759059
mem[29930] = 25157555
mask = 1XX01000011011110X0110011XX0XX1X1100
mem[9998] = 158930980
mem[56595] = 290347
mem[62495] = 2154029
mem[13139] = 240824
mem[37955] = 1962062
mem[59685] = 23811
mask = 111000100X1X110100010100XX0X11X11001
mem[61927] = 3404
mem[53925] = 1029
mem[4604] = 2697020
mask = 10XXXXX0010X11010101110X1X0100X10011
mem[36423] = 187983079
mem[35715] = 28051066
mem[60426] = 2732
mem[13855] = 1771
mem[31615] = 4663854
mask = 1110X100X1111111X000X00000X010000001
mem[4522] = 630
mem[10122] = 1023763273
mem[43180] = 53901
mask = 010010110X0XX111100X00X000X00110X001
mem[55120] = 9489901
mem[44935] = 74420893
mem[46825] = 517159
mem[28078] = 312928319
mem[15205] = 129861
mem[4958] = 925787
mem[3152] = 269
mask = 11100X00110X1100010X1X1101011010X001
mem[13451] = 3404810
mem[27534] = 8632174
mem[14401] = 3040
mem[8542] = 3926892
mask = X010000101001101000010110X00010X1X01
mem[9740] = 117232
mem[53779] = 32144
mem[14267] = 62550
mem[31615] = 1580737
mem[8195] = 212112887
mem[26629] = 300
mask = 111001X10X0001000000X11001000X1010X1
mem[36441] = 709
mem[30737] = 11941
mem[25335] = 184614
mem[36260] = 901
mask = 1001011001X0X10101011X0010000X000101
mem[52419] = 1941048
mem[50006] = 2164
mask = 11100101010XX1X1101100101010X0001111
mem[59199] = 40929064
mem[45560] = 6749
mem[16449] = 535
mask = 01001001X11011XXX00X01X10111X01101X0
mem[27668] = 115726141
mem[34331] = 2819615
mem[4631] = 1432
mem[50121] = 101482650
mem[27656] = 2138214
mem[25426] = 491626
mask = 010010X1X1XXXXX1100100000011X1100100
mem[14401] = 92822
mem[33872] = 479638
mem[54211] = 32497707
mem[61337] = 98669
mem[50724] = 111542
mask = XX0X1001111X11001X010000000X00101000
mem[15715] = 1986
mem[20256] = 81993455
mask = 010X10011X011001100101X0X00101X0010X
mem[14131] = 6366
mem[11512] = 119948
mem[27055] = 2537
mem[53483] = 4819251
mem[43180] = 513
mem[50965] = 28334
mask = 100X100011001X0X0101X10X1X000X000110
mem[34393] = 32931383
mem[27316] = 22411579
mem[9842] = 39791616
mask = X101001001101XXX000X1101111101101011
mem[39194] = 1039606
mem[1043] = 19870767
mem[43519] = 12559302
mask = 1X000000010X1101X101111XX0X001XX0X11
mem[32350] = 799729
mem[16251] = 144705569
mem[29478] = 252441
mem[34509] = 132421118
mem[38139] = 205501387
mem[41867] = 1221
mask = 1X1000010100X10X0000111110XXX0X01XX0
mem[50371] = 55426
mem[46715] = 237008
mem[49071] = 29175
mem[21421] = 301905
mem[14865] = 182450
mem[4521] = 431828838
mask = X10X101111101011XX010XX0100100X000X1
mem[16125] = 16228
mem[29267] = 896900
mem[33394] = 492137129
mem[13125] = 29576953
mem[15725] = 7205
mem[14584] = 204223954
mask = 11100001011X11010XX00111010X100X01X1
mem[61082] = 450817865
mem[26585] = 4330327
mem[10154] = 17401
mem[2580] = 204
mask = 1X1XXX0101001X1000000010100101000011
mem[33232] = 366048141
mem[32350] = 262845291
mem[11566] = 1065195
mem[2881] = 4069871
mem[50230] = 15284
mask = 111X000101001100X11001X111110X00X0X0
mem[4769] = 124213132
mem[39679] = 31372778
mem[49788] = 397
mem[37380] = 125852
mem[12731] = 1652900
mem[50954] = 126510477
mask = 101XX0000X0X11000101X10X110101X0011X
mem[42090] = 862
mem[16720] = 830
mem[54268] = 1964148
mem[47479] = 43971
mem[39495] = 242510335
mask = 1X0000010100X11100X11101011111X1X101
mem[53660] = 7408
mem[59155] = 912
mem[41194] = 3873
mem[45140] = 150741374
mem[2517] = 34604969
mask = 1X011001111011001X01X1X0X011001X10X0
mem[49361] = 1299
mem[3338] = 250
mem[19712] = 901211202
mask = 10X100X101X0X101011011X1X1100XX0X001
mem[17360] = 21666
mem[12874] = 5813
mem[29072] = 190751470
mem[5281] = 107765
mem[35992] = 10587613
mem[27723] = 14464308
mask = 1110X10001001111000X1010001001XX0011
mem[37958] = 4007715
mem[48168] = 1633
mem[33037] = 1157056
mem[51789] = 57397
mem[15715] = 1173117
mem[48835] = 147582
mem[36664] = 16384131
mask = X1100X000110110X0X0101X1100011010101
mem[46968] = 5167575
mem[19400] = 68398
mem[22943] = 290141
mem[33183] = 6398
mask = 11000010X10X11000X0101010111100001X0
mem[34426] = 1044218
mem[23605] = 22524637
mem[46715] = 90353789
mem[47901] = 31588865
mem[51647] = 5864
mem[7817] = 5435304
mem[51837] = 786823673
mask = 11X010000XX01111XX011001X001X01011X1
mem[57040] = 31166252
mem[9242] = 8336389
mem[27098] = 1346
mem[59253] = 233889
mem[18975] = 2608708
mem[32618] = 186139
mask = 010011XX110110001101X000X1110101010X
mem[7283] = 474
mem[65183] = 17576835
mem[15496] = 917
mem[61222] = 354
mem[17141] = 130253
mem[36668] = 1713209
mask = 11X00001011011010110XX1011X0X00000X1
mem[7492] = 5456594
mem[5028] = 5940
mask = 010010110111000110001100X0X0011XX100
mem[34509] = 317267839
mem[11256] = 29196358
mem[16438] = 695
mem[37251] = 240270619
mask = 1011X00101XX101100X1X01110XX1X011100
mem[13870] = 10134037
mem[19869] = 14129
mem[40162] = 37930
mask = 1X1000X001001100010111X1100X00001000
mem[58709] = 11947856
mem[35950] = 885104
mem[34703] = 228034631
mask = 11000X0X11101X0X1XX010X0011111100101
mem[47331] = 14465
mem[5333] = 257444
mem[45140] = 482719
mem[52463] = 2886
mem[865] = 5635911
mem[50116] = 1828
mask = 1110X00101001101001X01X10101001XX101
mem[1952] = 88398932
mem[19656] = 542717423
mem[37210] = 56544559
mask = 101X000X0100X10000000011100X00011011
mem[51972] = 174486661
mem[54660] = 1063144
mem[38089] = 103346160
mask = 01X010010110111X1X0XX1X101XXX1110110
mem[37724] = 554486
mem[26754] = 184956326
mem[29860] = 1351
mem[992] = 36303
mask = 111X010101001111X0X1XX100X1X11X00011
mem[27208] = 4254
mem[35726] = 9530
mem[33400] = 54939
mem[57377] = 36404
mask = 1XX100X00101X101010111X0000110110011
mem[19330] = 95529570
mem[55888] = 7245735
mem[13178] = 210652128
mem[37957] = 8777
mem[27055] = 4557
mask = 11X0X0000X00X10100X010000X1X00X11001
mem[28997] = 7527074
mem[58911] = 3749437
mask = 1010000101001XX000X0111X01111011XX01
mem[50800] = 3045
mem[8405] = 778
mask = 10X1100XX10X110X0101110X10XX00X10111
mem[8118] = 44193690
mem[31080] = 6253993
mem[51058] = 98518676
mem[26420] = 444510
mem[52332] = 773
mem[43569] = 12978747
mask = 110X00XX0101X1000001110X1110X0011011
mem[40259] = 29595
mem[27022] = 1047145
mem[39212] = 1022111
mem[44256] = 827
mask = X0X0100X01101XX1000100100X1000X0XX00
mem[46808] = 16282111
mem[39194] = 17358
mem[30519] = 15329
mem[20210] = 89741114
mem[43471] = 209821
mem[26479] = 51192892
mask = 01X01XX1010101X1X00X0X0110X000X00000
mem[610] = 66868634
mem[14693] = 1561
mask = 01XX1X1101100001000XX001011111001X1X
mem[55624] = 1153
mem[42873] = 95238952
mem[52863] = 49132161
mem[47893] = 4835
mask = 11100X0X01XX1111000XX0000011000X1011
mem[12004] = 371040455
mem[8773] = 1811
mem[24918] = 1494696
mem[40159] = 423055
mem[53311] = 8179367
mem[4769] = 62185497
mask = 10100010010X1101X10X11101100X000111X
mem[1028] = 1420
mem[55933] = 939
mem[52023] = 787
mem[44935] = 31931
mask = 101XX00X010111XX010XX11011000010X111
mem[41496] = 35439
mem[10603] = 5594
mask = 0X0XX0011101010110X100111011XX00X101
mem[20002] = 178
mem[52106] = 14251319
mem[39635] = 772
mem[4453] = 14389
mem[38406] = 61303502
mask = XX0XX10111X0110110001XX00011010X0001
mem[46208] = 200581589
mem[17134] = 19364192
mem[13554] = 180
mem[1525] = 16657222
mem[29930] = 88470
mem[20027] = 26218
mem[33212] = 3420
mask = 100X000X01XX11X10X01X11100101XX11101
mem[42427] = 3148
mem[31191] = 34227921
mem[5332] = 6209
mask = 100000X00101X1011101011XX10001101011
mem[588] = 105317709
mem[58944] = 49932
mem[41156] = 5686
mem[52429] = 79254
mem[39164] = 125502
mem[58384] = 9863
mask = 11XX100001001101010111X010X100XX001X
mem[55325] = 532371
mem[10714] = 945
mem[40811] = 831
mem[52429] = 825
mem[29287] = 871309
mask = X1101001X11111001X00110011010011X01X
mem[5694] = 159997822
mem[19902] = 7576
mem[36358] = 23397
mem[25700] = 8539929
mem[3736] = 46206727
mem[39212] = 59153
mem[2356] = 1111
mask = 1X1010XXX10011000000X100001101010101
mem[47918] = 1863009
mem[26437] = 2046435
mem[24918] = 29543865
mask = 1XXX0001011011010XX001100110100XXXX0
mem[59155] = 12119
mem[52] = 257262763
mem[5137] = 620
mem[14069] = 510285
mem[45621] = 7565142
mask = 110010X1010011010X01111X00X00X00011X
mem[19157] = 105432818
mem[30121] = 19003
mem[42427] = 14622666
mem[17182] = 404866351
mask = 0X001X11X0001X1110000100010011100101
mem[50733] = 259882372
mem[26223] = 36
mem[24717] = 82286
mem[27043] = 59822
mask = 1X10X0X1010011X0000001110011101X0X01
mem[6273] = 14023
mem[60272] = 1284478
mem[15323] = 181763
mem[10258] = 48496693
mem[4604] = 1283
mem[59253] = 1501
mask = 1X10X00001X011X101X111X11X0XX0011111
mem[52632] = 827829147
mem[61514] = 896166427
mem[39212] = 7083
mask = 0100X011011000011XX1010100X101000110
mem[46696] = 3938
mem[30717] = 486164
mem[50113] = 1183
mem[55797] = 7813
mem[35980] = 2864
mem[42957] = 1731
mem[12885] = 5877830
mask = 111X00X1XXX011010X0001100X0100100110
mem[53412] = 1122
mem[3544] = 1936
mask = 010010X1011X00X1XX0X100100X01XX00011
mem[26404] = 129912657
mem[42427] = 8283676
mem[49540] = 225057700
mask = 111000000X10111101111101X000XX01100X
mem[6581] = 15005
mem[34987] = 1525
mem[53399] = 4281310
mask = 01001X01110X1X0X1X0X1XX00101X0110000
mem[23101] = 1016018
mem[8773] = 15572
mem[41940] = 86213860
mask = 1XX000X001X0110X0X011111XX010X011111
mem[12004] = 4210
mem[57042] = 18456
mem[4521] = 345391317
mem[59155] = 2065415
mem[55543] = 832584
mem[25785] = 358916
mem[30737] = 3867770
mask = 0100100X0110110X000101100X1101X11001
mem[7028] = 1311
mem[26146] = 15688934
mem[45948] = 11724085
mem[24060] = 7928
mem[47218] = 6801
mem[3544] = 1164
mask = 010XX011011000110X0010X1010X10011001
mem[27498] = 49
mem[46338] = 7293
mem[63695] = 2760
mem[26607] = 570024
mem[386] = 305561631
mask = 11100X01X100010000X01110111XX10110X1
mem[5811] = 21737791
mem[64396] = 31213894
mem[3250] = 73337
mem[61337] = 54481
mem[36423] = 25022
mem[25426] = 14959
mem[4801] = 1704
mask = 1110000101X0X10X0X1011XX0101X00001X0
mem[3844] = 952254
mem[60487] = 6495
mem[42029] = 18562446
mem[7631] = 6846
mem[9377] = 93575
mask = 1110000001X01XX10001X110000X1X101101
mem[10374] = 550602
mem[5332] = 339
mem[38039] = 1028545
mask = 1101001001X0110XX001X1XX101101011011
mem[58473] = 143
mem[47893] = 122
mem[64544] = 6555692
mem[22943] = 23337528
mem[55147] = 889075
mem[35980] = 24521
mask = 101X0001010X111000001XXX01X00111X101
mem[23886] = 248921
mem[29588] = 352528
mem[48835] = 518717801
mem[51363] = 892

View file

@ -21,6 +21,7 @@ import day10;
import day11;
import day12;
import day13;
import day14;
import dayutil;
immutable string progName = "aoc-2020";
@ -43,6 +44,7 @@ Variant function(int, File, bool, string[])[] programs = [
&day11.run,
&day12.run,
&day13.run,
&day14.run,
];
void printUsage(string message = null) {

View file

@ -87,7 +87,6 @@ long part2(ParsedInput input) {
for(; (time + bus.index) % bus.value != 0; time += step) {}
step *= bus.value;
}
writeln(time);
return time;
}

136
source/day14.d Normal file
View file

@ -0,0 +1,136 @@
import std.conv;
import dayutil;
immutable int MEM_SIZE = 36;
enum Operation {
WRITE_BITMASK,
WRITE_MEM
}
enum Value {
ZERO,
ONE,
X,
}
struct Instruction {
Operation op;
long address;
Value[] value;
}
Variant run(int part, File input, bool bigboy, string[] args) {
auto parsed = input.byLineCopy.parseInput;
writeln(parsed);
return Variant(parts!long(part,
() => part1(parsed),
() => part2(parsed)));
}
Instruction[] parseInput(Range)(Range range) if (isInputRange!Range && isSomeString!(ElementType!Range)) {
return range.map!((x) {
Instruction instr;
if (x.startsWith("mask = ")) {
instr.op = Operation.WRITE_BITMASK;
instr.value.reserve(x.length - 8);
foreach(c; x[7..$]) {
switch(c) {
case 'X':
instr.value ~= [Value.X];
break;
case '1':
instr.value ~= [Value.ONE];
break;
case '0':
instr.value ~= [Value.ZERO];
break;
default:
assert(false, "Invalid input");
}
}
} else {
instr.op = Operation.WRITE_MEM;
size_t secondBracket = x.countUntil(']');
instr.address = to!long(x[4..secondBracket]);
long tmp = to!long(x[secondBracket + 4..$]);
instr.value = toStupidBinary(tmp);
}
return instr;
}).array;
}
Value[] toStupidBinary(long val) {
Value[] result;
while (val != 0) {
result ~= [(val & 1) == 1 ? Value.ONE : Value.ZERO];
val >>= 1;
}
result.length = MEM_SIZE;
return result.reverse;
}
long fromStupidBinary(Value[] val) {
long result;
foreach(bit; val) {
result <<= 1;
if (bit == Value.ONE) {
result |= 1;
}
}
return result;
}
long part1(Instruction[] instructions) {
Value[] bitmask;
long[long] memory;
foreach(instruction; instructions) {
final switch(instruction.op) {
case Operation.WRITE_BITMASK:
bitmask = instruction.value;
break;
case Operation.WRITE_MEM:
Value[] tmp = instruction.value;
foreach(ref bit, mask; lockstep(tmp.retro, bitmask.retro)) {
final switch(mask) {
case Value.ZERO:
bit = Value.ZERO;
break;
case Value.ONE:
bit = Value.ONE;
break;
case Value.X: break;
}
}
//writeln(tmp);
memory[instruction.address] = fromStupidBinary(tmp);
break;
}
}
long sum = 0;
foreach(e; memory.byValue()) {
//writeln(e);
sum += e;
}
return sum;
}
int part2(Range)(Range range) if (isInputRange!Range) {
return 0;
}
unittest {
string input = q"EOS
mask = XXXXXXXXXXXXXXXXXXXXXXXXXXXXX1XXXX0X
mem[8] = 11
mem[7] = 101
mem[8] = 0
EOS";
auto parsed = parseInput(input.lineSplitter);
writeln(parsed);
writeln(part1(parsed.save));
assert(part1(parsed.save) == 165);
}