day 6

Signed-off-by: Jack Bond-Preston <jackbondpreston@outlook.com>
2021-12-12 02:41:47 +00:00 · 2021-12-12 02:41:47 +00:00 · 8d22f83bf5
commit 8d22f83bf5
parent d1a9c7516b
1 changed files with 19 additions and 0 deletions
--- a/6/6.py
+++ b/6/6.py
@ -0,0 +1,19 @@
+day_fish = [0] * 9
+
+with open("input.txt") as f:
+    contents = f.read()
+    for fish in contents.split(","):
+        fish = int(fish)
+        day_fish[fish] += 1
+    
+print(day_fish)
+
+days = 256
+for i in range(0, days):
+    zeros = day_fish[0]
+    day_fish = day_fish[1:] + [0]
+
+    day_fish[6] += zeros
+    day_fish[8] += zeros
+
+print(sum(day_fish))