2023/8.py

@@ -1,28 +0,0 @@
-from math import lcm
-
-input = open("input.txt", 'r').read().splitlines()
-instructions = input[0]
-nodes = {l.split()[0]: (l.split()[2][1:-1], l.split()[3][:-1]) for l in input[2:]}
-
-steps = 0
-node = 'AAA'
-
-while node != 'ZZZ':
-    node = nodes[node][0] if instructions[steps % len(instructions)] == 'L' else nodes[node][1]
-    steps += 1
-
-
-nodeGhost = [n for n in nodes if n[-1] == 'A']
-multiples = []
-
-for n in nodeGhost:
-    stepsGhost = 0
-    nodeTemp = n
-    while nodeTemp[-1] != 'Z':
-        nodeTemp = nodes[nodeTemp][0] if instructions[stepsGhost % len(instructions)] == 'L' else nodes[nodeTemp][1]
-        stepsGhost += 1
-    multiples.append(stepsGhost)
-    
-
-print(steps)
-print(lcm(*multiples))

2023/9.py

@@ -1,12 +0,0 @@
-input = [[int(i) for i in l.split()] for l in open("input.txt", 'r').read().splitlines()]
-
-def diff(l):
-    newList = [l[i+1] - l[i] for i in range(len(l)-1)]
-    return l[-1] + diff(newList) if set(newList) != {0} else l[-1]
-
-
-score = sum(diff(l) for l in input)
-score2 = sum(diff(l[::-1]) for l in input)
-
-print(score)
-print(score2)

README.md

@@ -2,8 +2,8 @@ my solutions for the [Advent of Code](https://adventofcode.com/)
 
 in progress:\
 2021: 12/25\
-2022: 8/25\
-2023: 9/25
+2022: 7/25\
+2023: 3/25
 
 planned:\
 2020\