day4

python/day4/bsp.txt

@@ -0,0 +1,6 @@
+2-4,6-8
+2-3,4-5
+5-7,7-9
+2-8,3-7
+6-6,4-6
+2-6,4-8

python/day4/day4_1.py

@@ -0,0 +1,9 @@
+lines = open("input.txt", "r").read().splitlines()
+contains = 0
+for line in lines:
+    lots = [int(i) for i in line.replace(",", "-").split("-")]
+    if (lots[0] >= lots[2]) and (lots[1] <= lots[3]):
+        contains = contains + 1
+    elif lots[0] <= lots[2] and lots[1] >= lots[3]:
+        contains = contains + 1
+print(contains)

python/day4/day4_2.py

@@ -0,0 +1,13 @@
+lines = open("input.txt", "r").read().splitlines()
+overlap = 0
+
+for line in lines:
+    lota, lotb = line.split(",")
+    lota = [int(i) for i in lota.split("-")]
+    lotb = [int(i) for i in lotb.split("-")]
+    intersect = set(range(lota[0], lota[1] + 1)).intersection(
+        set(range(lotb[0], lotb[1] + 1))
+    )
+    if len(intersect) > 0:
+        overlap = overlap + 1
+print(overlap)