2018 Day 14 unoptimised

2018/day14.py

@@ -0,0 +1,33 @@
+input = 825401
+input_l = [int(c) for c in str(input)]
+len_input = len(input_l)
+
+scoreboard = [3, 7]
+elf_1 = 0
+elf_2 = 1
+
+
+def do_round():
+  global scoreboard, elf_1, elf_2
+  e1 = scoreboard[elf_1]
+  e2 = scoreboard[elf_2]
+  s = e1 + e2
+  scoreboard += [int(c) for c in str(s)]
+  elf_1 = (elf_1 + 1 + e1) % len(scoreboard)
+  elf_2 = (elf_2 + 1 + e2) % len(scoreboard)
+
+
+while len(scoreboard) < input+10:
+  do_round()
+
+print(''.join([str(i) for i in scoreboard[input:input+10]]))  # Part 1
+
+while True:
+  do_round()
+  if scoreboard[-len_input:] == input_l:
+    print(len(scoreboard)-len_input)  # Part 2
+    break
+  if scoreboard[-len_input-1:-1] == input_l:  # Each round adds 1-2 recipes to end
+    print(len(scoreboard)-len_input-1)  # Part 2
+    break
+