Day 6

6.input

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+4,1,3,2,4,3,1,4,4,1,1,1,5,2,4,4,2,1,2,3,4,1,2,4,3,4,5,1,1,3,1,2,1,4,1,1,3,4,1,2,5,1,4,2,2,1,1,1,3,1,5,3,1,2,1,1,1,1,4,1,1,1,2,2,1,3,1,3,1,3,4,5,1,2,2,1,1,1,4,1,5,1,3,1,3,4,1,3,2,3,4,4,4,3,4,5,1,3,1,3,5,1,1,1,1,1,2,4,1,2,1,1,1,5,1,1,2,1,3,1,4,2,3,4,4,3,1,1,3,5,3,1,1,5,2,4,1,1,3,5,1,4,3,1,1,4,2,1,1,1,1,1,1,3,1,1,1,1,1,4,5,1,2,5,3,1,1,3,1,1,1,1,5,1,2,5,1,1,1,1,1,1,3,5,1,3,2,1,1,1,1,1,1,1,4,5,1,1,3,1,5,1,1,1,1,3,3,1,1,1,4,4,1,1,4,1,2,1,4,4,1,1,3,4,3,5,4,1,1,4,1,3,1,1,5,5,1,2,1,2,1,2,3,1,1,3,1,1,2,1,1,3,4,3,1,1,3,3,5,1,2,1,4,1,1,2,1,3,1,1,1,1,1,1,1,4,5,5,1,1,1,4,1,1,1,2,1,2,1,3,1,3,1,1,1,1,1,1,1,5

6.py

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+from util import get_input
+
+input = get_input("6.input")
+
+fish = [int(a) for a in input[0].split(",")]
+
+
+def run_fish(fish, days):
+    fishmap = {i: 0 for i in range(0, 10)}
+
+    for f in fish:
+        fishmap[f] += 1
+
+    for _ in range(days):
+        new_count = fishmap[0]
+        for i in range(0, 8):
+            fishmap[i] = fishmap[i + 1]
+        fishmap[8] = new_count
+        fishmap[6] += new_count
+    return sum([v for (k, v) in fishmap.items()])
+
+print(run_fish(fish, 80))
+print(run_fish(fish, 256))
+

6.small.input

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+3,4,3,1,2