Day 14

day-14/01.py

@@ -0,0 +1,31 @@
+state = [3, 7]
+
+puzzle_in = 77201
+
+elf_1 = 0
+elf_2 = 1
+
+def print_state():
+    out = ''
+    for i, el in enumerate(state):
+        if i == elf_1:
+            out += '(' + str(el) + ')'
+        elif i == elf_2:
+            out += '[' + str(el) + ']'
+        else:
+            out += ' ' + str(el) + ' '
+    print(out)
+
+while len(state) < puzzle_in + 10:
+    val_1 = state[elf_1]
+    val_2 = state[elf_2]
+
+    state.extend([ int(x) for x in list(str(val_1 + val_2)) ])
+
+    elf_1 = (1 + elf_1 + val_1) % len(state)
+    elf_2 = (1 + elf_2 + val_2) % len(state)
+
+    # print_state()
+
+print(''.join([str(x) for x in state[puzzle_in:puzzle_in + 10]]))
+

day-14/02.py

@@ -0,0 +1,43 @@
+state = [3, 7]
+
+puzzle_in = '077201'
+
+elf_1 = 0
+elf_2 = 1
+
+def print_state():
+    out = ''
+    for i, el in enumerate(state):
+        if i == elf_1:
+            out += '(' + str(el) + ')'
+        elif i == elf_2:
+            out += '[' + str(el) + ']'
+        else:
+            out += ' ' + str(el) + ' '
+    print(out)
+
+while 1:
+    val_1 = state[elf_1]
+    val_2 = state[elf_2]
+
+    state.extend([ int(x) for x in list(str(val_1 + val_2)) ])
+
+    test_1 = state[-6:]
+    test_2 = state[-7:-1]
+
+    # print(''.join([str(x) for x in test_1]), ''.join([str(x) for x in test_2]), puzzle_in)
+
+    if ''.join([str(x) for x in test_1]) == puzzle_in:
+        res = len(state) - 6
+        break
+
+    if ''.join([str(x) for x in test_2]) == puzzle_in:
+        res = len(state) - 7
+        break
+
+    elf_1 = (1 + elf_1 + val_1) % len(state)
+    elf_2 = (1 + elf_2 + val_2) % len(state)
+
+    # print_state()
+
+print(res)