From 8e6cf00fe7ca5b263a8b3dcfd8745909f38e441f Mon Sep 17 00:00:00 2001
From: "E. Almqvist" <elalmqvist@gmail.com>
Date: Sun, 13 Dec 2020 08:21:25 +0100
Subject: [PATCH] Minor cleanup

---
 2020/13.py | 60 ++++++++++++++++++++++++------------------------------
 1 file changed, 27 insertions(+), 33 deletions(-)

diff --git a/2020/13.py b/2020/13.py
index 4607a4f..6778f1f 100755
--- a/2020/13.py
+++ b/2020/13.py
@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 
 from aoc import get_input # AoC
-import re # regex
 
 data = get_input(13).splitlines()
 
@@ -11,43 +10,39 @@ busses = []
 for busid in data[1].split(","):
     if(busid != "x"):
         busses.append(int(busid))
-    # else:
-    #     busses.append(busid)
 
-##busses.sort()
+busses.sort()
 
 
 def getTimestamp(busid, i):
     return busid * i
 
 
-# bustimes = dict()
+bustimes = dict()
 
-# for busid in busses:
-#     print("checking ", busid)
-#     i = 0
-#     bustimes[busid] = []
-#     while True:
-#         timestamp = getTimestamp(busid, i)
-#         bustimes[busid].append(timestamp)
+for busid in busses:
+    i = 0
+    bustimes[busid] = []
+    while True:
+        timestamp = getTimestamp(busid, i)
+        bustimes[busid].append(timestamp)
 
-#         if(timestamp > time):
-#             break
-#         else:
-#             i += 1
-#             continue
+        if(timestamp > time):
+            break
+        else:
+            i += 1
+            continue
 
-# waittimes = dict()
-# for busid, t in bustimes.items():
-#     high = max(t)
-#     waittimes[busid] = high - time
+waittimes = dict()
+for busid, t in bustimes.items():
+    high = max(t)
+    waittimes[busid] = high - time
 
-# bestbusid = min(waittimes, key=waittimes.get)
+bestbusid = min(waittimes, key=waittimes.get)
 
-# thing = bestbusid * waittimes[bestbusid]
-
-# print(bestbusid, thing)
+thing = bestbusid * waittimes[bestbusid]
 
+# Part 2
 
 bus = dict()
 i = 0
@@ -57,19 +52,18 @@ for busid in data[1].split(","):
 
     i += 1
 
-
-minindex, maxindex = 0, len(bus) - 1
 from sympy.ntheory.modular import crt
 
-thing = []
+pos = []
 buss = []
 for i, busid in bus.items():
-    thing.append(i)
+    pos.append(i)
     buss.append(busid)
 
-print(bus, buss, thing)
-hello = crt(buss, thing)
-print(hello)
+hello = crt(buss, pos)
 
 thething = hello[1] - hello[0]
-print(thething)
+
+
+print("Part1", thing)
+print("Part2", thething)