AdventOfCode/2015/03/solution.py

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2024-11-28 19:48:55 +01:00
#!/bin/python3
import sys,re
from pprint import pprint
sys.path.insert(0, '../../')
from fred import list2int
input_f = 'input'
part = 2
#########################################
# #
# Part 1 #
# #
#########################################
if part == 1:
result = 0
arr = []
l = 101
for i in range(0,l):
arr.append([])
for j in range(0,l):
arr[i].append('O')
start=int((l-1)/2)
X = start
Y = start
with open(input_f) as file:
for line in file:
tmp = list(line.rstrip())
arr[X][Y] = 'X'
for idx,i in enumerate(tmp):
if i == '^':
Y -= 1
if i == '>':
X += 1
if i == '<':
X -= 1
if i == 'v':
Y += 1
arr[X][Y] = 'X'
for idx,i in enumerate(arr):
for jdx,j in enumerate(i):
if arr[idx][jdx] == 'X':
result += 1
print(result)
#########################################
# #
# Part 2 #
# #
#########################################
if part == 2:
result = 0
arr = []
l = 101
for i in range(0,l):
arr.append([])
for j in range(0,l):
arr[i].append('O')
start=int((l-1)/2)
X = start
Y = start
rX = start
rY = start
with open(input_f) as file:
for line in file:
tmp = list(line.rstrip())
arr[X][Y] = 'X'
arr[rX][rY] = 'X'
for idx,i in enumerate(tmp):
if idx % 2 == 0:
if i == '^':
Y -= 1
if i == '>':
X += 1
if i == '<':
X -= 1
if i == 'v':
Y += 1
else:
if i == '^':
rY -= 1
if i == '>':
rX += 1
if i == '<':
rX -= 1
if i == 'v':
rY += 1
arr[X][Y] = 'X'
arr[rX][rY] = 'X'
for idx,i in enumerate(arr):
for jdx,j in enumerate(i):
if arr[idx][jdx] == 'X':
result += 1
print(result)