day 13

day13/module.py

@@ -0,0 +1,70 @@
+from aoc.input import get_input
+import math
+import copy
+import itertools
+import time
+import collections
+import re
+from aoc.partselector import part_one, part_two
+import functools
+
+def pw(line):
+    return line.strip().split(',')
+
+def p1():
+    inp = get_input(pw)
+    start = int(inp[0][0])
+    busses = inp[1]
+    rb = []
+    for  b in busses:
+        if b != 'x':
+            rb.append(b)
+
+    print(rb)
+
+    m = 0
+    for x in rb:
+        x = int(x)
+        if m < ((start % x)+x):
+            print (x, start % x)
+            m = (start % x)+x
+
+    return inp
+
+def p2():
+    inp = get_input(pw)
+    busses = inp[1]
+    rb = []
+    mods = {}
+    for b in enumerate(busses):
+        if b[1] != 'x':
+            bn = int(b[1])
+            rb.append(bn)
+            mods[bn] = (- b[0]) % bn
+    r = rb[0]
+    val = mods[r]
+    for b in rb[1:]:
+        print(r, b)
+        while val % b != mods[b]:
+            val += r
+        r *= b
+    print(val)
+    return val
+
+
+
+    return 0
+
+result1 = None
+if part_one():
+    start = time.time()
+    result1 = p1()
+    print(round(1000*(time.time() - start), 2), 'ms')
+
+
+if part_two():
+    start = time.time()
+    p2()
+    print(round(1000*(time.time() - start), 2), 'ms')
+
+