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Finished Day 4 and added it to test

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master
Alexander Sigler 3 years ago
parent b6de95b807
commit 18affcc67a
8 changed files with 835 additions and 0 deletions
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6
AOC2021.Test/AOC2021.Test.csproj
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@ -36,6 +36,12 @@
<None Update="Input\Day3_test.txt"> <None Update="Input\Day3_test.txt">
<CopyToOutputDirectory>Always</CopyToOutputDirectory> <CopyToOutputDirectory>Always</CopyToOutputDirectory>
</None> </None>
<None Update="Input\Day4_input.txt">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</None>
<None Update="Input\Day4_test.txt">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</None>
</ItemGroup> </ItemGroup>
</Project> </Project>

8
AOC2021.Test/DayTest.cs
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@ -38,5 +38,13 @@ namespace AOC2021.Tests
var result = _tester.Test(request); var result = _tester.Test(request);
Assert.IsTrue(request.Answer.Equals(result.Answer)); Assert.IsTrue(request.Answer.Equals(result.Answer));
} }
[TestMethod]
public void Day4()
{
var request = new TestRequest() { Day = "day4", Answer = new Answer() { Day_A_Test = "4512", Day_A_Input = "63424", Day_B_Test = "1924", Day_B_Input = "23541" } };
var result = _tester.Test(request);
Assert.IsTrue(request.Answer.Equals(result.Answer));
}
} }
} }

601
AOC2021.Test/Input/Day4_input.txt
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@ -0,0 +1,601 @@
63,23,2,65,55,94,38,20,22,39,5,98,9,60,80,45,99,68,12,3,6,34,64,10,70,69,95,96,83,81,32,30,42,73,52,48,92,28,37,35,54,7,50,21,74,36,91,97,13,71,86,53,46,58,76,77,14,88,78,1,33,51,89,26,27,31,82,44,61,62,75,66,11,93,49,43,85,0,87,40,24,29,15,59,16,67,19,72,57,41,8,79,56,4,18,17,84,90,47,25
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61 81 99 53 30
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38 98 42 31 40
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6 56 85 43 95
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21 39 94 84 46
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61 11 76 55 39
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34 12 14 73 77
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26 89 98 86 10
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43 51 39 60 55
47 86 44 56 74
0 96 39 84 54
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11 33 17 52 97
83 58 42 65 81
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7 3 12 30 59
79 91 53 69 68
20 88 14 81 51
89 71 54 56 52
25 12 32 53 3
63 29 92 70 97
54 6 21 4 86
76 39 84 49 96
68 0 15 72 28
56 20 35 71 23
51 21 96 42 64
83 1 8 94 55
44 73 76 24 67
81 70 6 61 46
85 37 30 39 97
36 14 71 59 15
46 26 27 25 9
6 56 79 52 67
72 54 58 74 76
90 24 86 43 1
18 70 89 20 9
44 4 52 65 66
56 17 96 78 67
53 80 32 42 63
35 50 95 53 16
75 1 85 31 81
99 22 27 84 38
98 8 19 25 92
56 59 62 48 54
8 22 67 70 91
73 51 96 49 37
31 4 99 52 27
13 50 39 1 85
19 9 40 55 47
59 35 52 60 91
75 86 13 39 21
33 99 11 64 50
37 58 71 22 54
6 72 88 3 85
85 63 5 48 20
96 55 53 35 60
0 17 26 22 13
25 45 62 4 41
78 40 46 95 33
23 53 82 22 74
5 45 15 44 65
62 84 68 83 88
52 46 61 77 59
56 60 71 2 43
27 77 28 8 84
33 0 22 62 40
3 44 19 53 91
60 83 75 48 94
29 93 23 82 65
77 34 72 62 4
9 8 76 52 60
37 54 98 20 22
11 13 86 48 57
10 63 41 23 61
58 57 47 55 3
38 11 39 15 9
5 65 92 98 41
72 45 6 16 83
74 40 99 50 30
72 46 35 9 53
70 67 74 93 55
24 4 30 38 47
29 96 51 17 71
90 5 69 54 61
90 59 93 99 34
85 39 52 16 20
32 66 75 35 17
38 33 84 40 89
91 77 26 86 54
2 87 96 34 28
98 74 56 17 37
10 62 71 89 95
6 90 5 99 92
39 73 55 18 8
87 44 72 2 45
82 78 32 64 37
46 75 95 67 80
8 60 57 97 56
22 43 92 26 96
98 1 21 17 14
85 6 33 69 16
53 82 0 41 73
46 72 2 35 23
89 94 80 76 42
27 94 98 5 95
64 19 77 15 92
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4 57 99 21 29
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52 83 84 21 59
30 64 85 90 91
24 32 57 0 81
17 47 1 25 27
10 51 65 79 34
83 9 94 14 85
65 51 28 32 48
81 71 8 12 31
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34 49 56 73 27
54 8 72 38 29
34 78 69 16 30
82 24 9 0 13
90 41 60 28 12
71 22 70 80 66
71 50 24 86 21
14 92 45 30 95
57 60 0 88 91
87 97 6 7 26
61 98 25 5 84
1 63 45 36 67
27 16 54 72 41
32 74 53 9 35
95 29 90 19 26
82 97 11 42 28
2 93 86 28 43
90 12 21 56 76
98 30 25 9 75
11 20 45 95 50
22 31 39 49 6
2 53 74 9 64
24 8 85 86 59
41 38 57 63 32
88 93 14 11 55
69 31 25 66 52
10 60 42 16 95
8 14 81 84 5
98 32 68 12 6
83 66 90 69 46
54 40 59 73 91
24 66 62 30 83
72 80 54 25 17
3 77 60 68 36
26 22 8 74 95
63 39 4 53 87
49 96 48 2 78
14 21 38 98 45
30 34 54 16 92
0 89 70 68 57
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44 50 40 10 67
62 77 5 6 43
63 29 79 51 53
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69 83 33 23 68
73 22 77 71 52
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1 11 79 45 90
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56 74 85 44 52
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88 74 42 38 13
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58 94 9 91 87
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56 86 23 88 97
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26 9 84 35 59
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0 82 68 54 58
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47 55 12 75 61
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2 57 25 20 46
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93 95 43 52 66
71 92 57 14 58
30 25 81 62 79
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92 83 35 65 8
63 71 43 33 19
95 24 51 85 41
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7 1 22 40 75
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32 29 67 41 74
96 62 16 15 98
73 45 99 48 79
24 9 5 38 52
32 57 87 30 90
7 54 39 43 14
31 76 96 65 0
51 99 20 61 92
19 37 39 15 86
53 32 42 57 70
9 26 84 93 10
33 25 61 21 0
34 60 30 99 7
62 50 33 29 54
92 12 81 0 87
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28 18 31 35 59
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96 89 34 56 63
61 8 25 90 78
94 26 10 47 84
1 32 7 83 73
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49 10 56 69 35
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22 37 6 43 25
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81 73 36 66 51
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91 93 56 55 58
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59 73 1 8 37
18 83 80 53 85
40 30 7 72 22
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37 1 51 9 25
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31 83 19 20 0
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41 45 1 12 49
32 16 21 85 27
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32 15 74 52 68
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64 0 10 85 81
82 40 34 91 24

19
AOC2021.Test/Input/Day4_test.txt
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@ -0,0 +1,19 @@
7,4,9,5,11,17,23,2,0,14,21,24,10,16,13,6,15,25,12,22,18,20,8,19,3,26,1
22 13 17 11 0
8 2 23 4 24
21 9 14 16 7
6 10 3 18 5
1 12 20 15 19
3 15 0 2 22
9 18 13 17 5
19 8 7 25 23
20 11 10 24 4
14 21 16 12 6
14 21 17 24 4
10 16 15 9 19
18 8 23 26 20
22 11 13 6 5
2 0 12 3 7

1
AOC2021/Controllers/AdventOfCodeController.cs
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@ -22,6 +22,7 @@ namespace AOC2021.Controllers
[Route("day1")] [Route("day1")]
[Route("day2")] [Route("day2")]
[Route("day3")] [Route("day3")]
[Route("day4")]
public AOCResponse Day(AOCVersion version, [FromBody] string input, bool IgnoreLogMessages = false) public AOCResponse Day(AOCVersion version, [FromBody] string input, bool IgnoreLogMessages = false)
{ {
AOCRequest request = new AOCRequest() { Input = input, Version = version, IgnoreLogMessages = IgnoreLogMessages }; AOCRequest request = new AOCRequest() { Input = input, Version = version, IgnoreLogMessages = IgnoreLogMessages };

86
AOC2021/Days/Day4.cs
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@ -0,0 +1,86 @@
using AOC2021.Helper;
using AOC2021.Models;
using AOC2021.Models.Day4;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
namespace AOC2021.Days
{
public class Day4 : AOCDay
{
private static readonly int BOARD_SIZE = 5;
private List<BingoBoard> _boards;
public Day4()
{
_boards = new List<BingoBoard>();
}
protected override AOCResponse ExecutePartA()
{
var input = GetSplitInput();
var checkedValues = input.First().Trim().Split(","); //Save selected answers into variable
CreateBoards(input);
BingoBoard winner = null;
foreach (var ball in checkedValues)
{
Log("Ball picked was " + ball);
foreach (var board in _boards)
{
board.MarkValueAsChecked(ball.ToInt());
if (board.IsWinner())
{
winner = board;
Log("We have a winning board, number " + winner.Id);
break;
}
}
if (winner != null)
break;
}
this._response.Answer = winner.CalculateScore().ToString();
Log("Winning board score is " + this._response.Answer);
return this._response;
}
protected override AOCResponse ExecutePartB()
{
var input = GetSplitInput();
var checkedValues = input.First().Trim().Split(","); //Save selected answers into variable
CreateBoards(input);
BingoBoard winner = null;
foreach (var ball in checkedValues)
{
Log("Ball picked was " + ball);
foreach (var board in _boards.Reverse<BingoBoard>())
{
board.MarkValueAsChecked(ball.ToInt());
if (board.IsWinner())
{
winner = board;
_boards.Remove(board);
}
}
}
this._response.Answer = winner.CalculateScore().ToString();
Log("Winning board score is " + this._response.Answer);
return this._response;
}
private void CreateBoards(string[] input)
{
//Create all of our game boards
int skipValue = 2;
while (skipValue < input.Length)
{
var group = input.Skip(skipValue).Take(5);
_boards.Add(new BingoBoard(BOARD_SIZE, group));
skipValue += 6;
}
}
}
}

104
AOC2021/Models/Day4/BingoBoard.cs
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@ -0,0 +1,104 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
namespace AOC2021.Models.Day4
{
public class BingoBoard
{
private static int ID_COUNT = 1;
public int Id;
private int _size;
private List<BingoSpot> _board;
private int _lastAnswer;
public BingoBoard(int size, IEnumerable<string> values)
{
Id = ID_COUNT++;
_size = size;
_board = new List<BingoSpot>();
ConstructBoard(values);
}
private void ConstructBoard(IEnumerable<string> values)
{
for (int x = 0; x < values.Count(); x++)
{
var splitValue = values.ElementAt(x).Trim().Replace(" ", " ").Split(" ");
for (int y = 0; y < splitValue.Length; y++)
{
_board.Add(new BingoSpot()
{
Checked = false,
Value = Convert.ToInt32(splitValue[y]),
X = x,
Y = y
});
}
}
}
private BingoSpot SpotAt(int x, int y)
{
foreach (var bs in _board)
if (bs.X == x && bs.Y == y)
return bs;
throw new Exception($"Can't find spot {x},{y} in the bingo board!");
}
public void MarkValueAsChecked(int value)
{
foreach (var bs in _board)
if (bs.Value == value)
{
bs.Checked = true;
}
_lastAnswer = value;
}
public string PrintBoard()
{
var boardPrintout = string.Empty;
for (int x = 0; x < _size; x++)
{
var line = string.Empty;
for (int y = 0; y < _size; y++)
{
line += $"{SpotAt(x, y).Value} ";
}
boardPrintout += $"{line}{Environment.NewLine}";
}
return boardPrintout;
}
public bool IsWinner()
{
for (int x = 0; x < _size; x++)
{
//If its still checked, and the next spot is NOT checked set to false and ends the check
bool horizontalRow = true;
bool verticalRow = true;
for (int y = 0; y < _size; y++)
{
if (horizontalRow && !SpotAt(x, y).Checked)
horizontalRow = false;
if (verticalRow && !SpotAt(y, x).Checked)
verticalRow = false;
}
if (horizontalRow || verticalRow)
return true;
}
return false;
}
public int CalculateScore()
{
int unMarked = 0;
foreach (var x in _board)
if (!x.Checked)
unMarked += x.Value;
return unMarked * _lastAnswer;
}
}
}

10
AOC2021/Models/Day4/BingoSpot.cs
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@ -0,0 +1,10 @@
namespace AOC2021.Models.Day4
{
public class BingoSpot
{
public int Value { get; set; }
public int X { get; set; }
public int Y { get; set; }
public bool Checked { get; set; }
}
}
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