3 files changed, 216 insertions, 0 deletions
diff --git a/day1/data.js b/day1/data.js
new file mode 100644
index 0000000..ac42de6
--- /dev/null
+++ b/day1/data.js
@@ -0,0 +1,204 @@
+const data = `
+2004
+1867
+1923
+1819
+1940
+1675
+1992
+1728
+2006
+1578
+1630
+1893
+1910
+1509
+1569
+1967
+1917
+1922
+1919
+1813
+1870
+370
+1617
+1600
+1729
+503
+1856
+1842
+1990
+1605
+1931
+1827
+1618
+1727
+1920
+1802
+1523
+1797
+1816
+1962
+1748
+1946
+1714
+1863
+1559
+1866
+1894
+1646
+1720
+1787
+1519
+1765
+562
+1823
+1639
+1697
+544
+1938
+1681
+1477
+1778
+1718
+1853
+1632
+1651
+1694
+1683
+1911
+1692
+1997
+1745
+1873
+1750
+1795
+1924
+1724
+1596
+1726
+1979
+1869
+1740
+1847
+1951
+1541
+1755
+1991
+1680
+1612
+1903
+1691
+422
+1508
+1665
+1948
+1707
+1773
+1861
+1954
+2005
+1808
+1904
+543
+1678
+2001
+1688
+1855
+1258
+1695
+1877
+1554
+1568
+1771
+1857
+1597
+1738
+577
+2010
+604
+1655
+1644
+1671
+1281
+1777
+1690
+1702
+1949
+1679
+1862
+1525
+1789
+1959
+1595
+1641
+1829
+1941
+1854
+1619
+1706
+1530
+1828
+1926
+1577
+1614
+1963
+1935
+1627
+1607
+1769
+111
+1647
+1716
+1696
+1868
+1021
+1906
+1575
+1905
+1668
+1758
+1915
+1892
+1663
+2003
+1943
+1742
+1883
+1576
+1510
+1546
+1734
+814
+1367
+1902
+1698
+1912
+1818
+1615
+1851
+1564
+1719
+1952
+1616
+1988
+1768
+1957
+1744
+1858
+1705
+1794
+1944
+1973
+1960
+1887
+1804
+1913
+1770
+1825
+1737
+1799
+1532
+`
+
+module.exports = data
diff --git a/day1/day1-1.js b/day1/day1-1.js
new file mode 100644
index 0000000..8334d9d
--- /dev/null
+++ b/day1/day1-1.js
@@ -0,0 +1,4 @@
+const data = require('./data')
+const numbers = data.split(/\n/).filter(d => d).map(d => parseInt(d))
+const number = numbers.find(n => numbers.some(num => n + num === 2020))
+console.log('Answer: ', number * (2020 - number))
diff --git a/day1/day1-2.js b/day1/day1-2.js
new file mode 100644
index 0000000..2d1e974
--- /dev/null
+++ b/day1/day1-2.js
@@ -0,0 +1,8 @@
+const data = require('./data')
+const numbers = data.split(/\n/).filter(d => d).map(d => parseInt(d))
+let number2
+const number1 = numbers.find(n => numbers.some(nu => {
+  return number2 = numbers.find(num => n + nu + num === 2020)
+}))
+
+console.log('Answer: ', number1 * number2 * (2020 - number1 - number2))