voroskoi/aoc2021-zig - Change YOLXVXDPVUCEIHBQFRO2I6A6EUB7WWLE26STYF576MCTRQ3IB7MQC

Day23: properly null out hallway, update part 2 parsing code

Created by voroskoi on February 23, 2022

YOLXVXDPVUCEIHBQFRO2I6A6EUB7WWLE26STYF576MCTRQ3IB7MQC

Dependencies

In channels

main

Change contents

Replacement in src/day23b.zig at line 4 [2.35]
B:BD[2.88] → [2.88:129]
```
const path = "../data/day23/input2.txt";
```
[2.88]
[2.129]
```
const path = "../data/day23/input.txt";
```

Replacement in src/day23b.zig at line 20 [2.35]

B:BD[2.305] → [2.305:345]

    hallway: [hallway_length]?Amphipod,

[2.305]

[2.345]

    hallway: [hallway_length]?Amphipod = .{null} ** hallway_length,

Insertion in src/day23b.zig at line 27 [2.35]

[2.535]

            \\  #.#.#.#.#\\
            \\  #.#.#.#.#\\

Deletion in src/day23b.zig at line 30 [2.35]

B:BD[2.561] → [2.561:613]

            \\  #.#.#.#.#
            \\  #.#.#.#.#

Replacement in src/day23b.zig at line 337 [2.35]

B:BD[2.10937] → [2.10937:10969]

    var ret: State = undefined;

[2.10937]

[2.10969]

    var ret = State{ .rooms = undefined };
    ret.rooms[0][1] = .D;
    ret.rooms[1][1] = .C;
    ret.rooms[2][1] = .B;
    ret.rooms[3][1] = .A;
    ret.rooms[0][2] = .D;
    ret.rooms[1][2] = .B;
    ret.rooms[2][2] = .A;
    ret.rooms[3][2] = .C;

Replacement in src/day23b.zig at line 350 [2.35]

B:BD[2.11068] → [2.11068:11132]

        if (line == 2 or line == 3 or line == 4 or line == 5) {

[2.11068]

[2.11132]

        if (line == 2 or line == 3) {

Insertion in src/day23b.zig at line 366 [2.35]
[2.11745]
[2.11745]
```
        if (line == 2) counter += siderooms * 2;
```

Replacement in src/day23a.zig at line 20 [5.35]

B:BD[5.707] → [3.126:166]

    hallway: [hallway_length]?Amphipod,

[5.707]

[3.166]

    hallway: [hallway_length]?Amphipod = .{null} ** hallway_length,

Replacement in src/day23a.zig at line 335 [5.35]
B:BD[5.9366] → [5.9366:9398]
```
    var ret: State = undefined;
```
[5.9366]
[5.9398]
```
    var ret = State{ .rooms = undefined };
```
File deletion: input2.txt
BF:BFD[4.17] → [4.19:53]
BF:BFD[4.53] → [4.54:54]
B:BD[4.54] → [4.55:145]
```
#############
#...........#
###D#D#B#A###
  #D#C#B#A#
  #D#B#A#C#
  #B#C#A#C#
  #########
```