aboutsummaryrefslogtreecommitdiff
path: root/2020/1
diff options
context:
space:
mode:
Diffstat (limited to '2020/1')
-rw-r--r--2020/1/Makefile10
-rw-r--r--2020/1/input200
-rw-r--r--2020/1/solve.cs59
3 files changed, 0 insertions, 269 deletions
diff --git a/2020/1/Makefile b/2020/1/Makefile
deleted file mode 100644
index 6ed5323..0000000
--- a/2020/1/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-.PHONY: solve.cs
-
-solve.exe: solve.cs
- @mcs $+
-
-clean:
- @rm -f solve.exe
-
-run: solve.exe
- @mono $+
diff --git a/2020/1/input b/2020/1/input
deleted file mode 100644
index f522f3f..0000000
--- a/2020/1/input
+++ /dev/null
@@ -1,200 +0,0 @@
-1227
-1065
-329
-1063
-1889
-1700
-1805
-1373
-389
-1263
-1276
-1136
-1652
-1981
-1406
-1249
-1197
-1379
-1050
-1791
-1703
-2001
-1842
-1707
-1486
-1204
-1821
-1807
-1712
-1871
-1599
-1390
-1219
-1612
-1980
-1857
-1511
-1702
-1455
-1303
-1052
-1754
-1545
-1488
-1848
-1236
-1549
-1887
-1970
-1123
-1686
-1404
-1688
-1106
-1296
-401
-1829
-1693
-1389
-1957
-914
-1176
-1348
-1275
-1624
-1401
-1045
-1396
-1352
-1569
-1060
-1235
-1679
-1503
-1340
-1872
-1410
-1077
-958
-1681
-1189
-1466
-1087
-1852
-1293
-1139
-1300
-1323
-661
-1388
-1983
-1325
-1112
-1774
-1858
-1785
-1616
-1255
-1198
-1354
-1124
-1834
-1417
-1918
-1496
-33
-1150
-1861
-1172
-2006
-1199
-1558
-1919
-1620
-1613
-1710
-1477
-1592
-1709
-1909
-1670
-1922
-1840
-1768
-1982
-1193
-1736
-1877
-1770
-1191
-1433
-1072
-1148
-1225
-1147
-1171
-1424
-1913
-1228
-1339
-1814
-1504
-1251
-1240
-1272
-1500
-1927
-1428
-1641
-1453
-1729
-1976
-1808
-1180
-1024
-1108
-1085
-1669
-1636
-1005
-1520
-1929
-1626
-1551
-1234
-1988
-1256
-1524
-1571
-1506
-1977
-1749
-1408
-1540
-1934
-1810
-1328
-1910
-1478
-1600
-1699
-1413
-1446
-1798
-1013
-1998
-1661
-1058
-1051
-1220
-1447
-1675
-1912
-1668
-1932
-1962
-1055
-1757
-1116
-1090
diff --git a/2020/1/solve.cs b/2020/1/solve.cs
deleted file mode 100644
index fb2f6ae..0000000
--- a/2020/1/solve.cs
+++ /dev/null
@@ -1,59 +0,0 @@
-using System;
-using System.IO;
-using System.Linq;
-
-namespace AOC
-{
- internal class Run
- {
- private static int[] Double(int[] arr, int low, int result)
- {
- int high = arr.Length - 1;
-
- int sum = arr[low] + arr[high];
- while (low < high && sum != result)
- {
- if (sum < result)
- low++;
- else
- high--;
-
- sum = arr[low] + arr[high];
- }
-
- if (low == high)
- {
- return new[] {0, 0};
- }
-
- return new[] {arr[low], arr[high]};
- }
-
- private static int[] Triple(int[] arr, int result)
- {
- for (int i = 0; i < arr.Length; i++)
- {
- int remainder = result - arr[i];
- int[] d = Double(arr, i, remainder);
- if (d.Sum() != 0)
- {
- return new[] {arr[i], d[0], d[1]};
- }
- }
-
- return new[] {0, 0};
- }
-
- public static void Main(string[] args)
- {
- string text = File.ReadAllText("input");
- string[] numsStr = text.Split('\n');
- numsStr[numsStr.Length - 1] = "2020"; // Some weird newline character ig
- int[] nums = Array.ConvertAll(numsStr, int.Parse).OrderBy(i => i).ToArray();
- int[] d = Double(nums, 0, 2020);
- int[] t = Triple(nums, 2020);
- Console.WriteLine(d[0] * d[1]);
- Console.WriteLine(t[0] * t[1] * t[2]);
- }
- }
-}