summaryrefslogtreecommitdiff
path: root/2022/day10.py
blob: feb0034c3bff2c441bf55e677549f478e9299427 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
#!/usr/bin/env python3

# import numpy as np
from functools import reduce
from re import findall
from copy import deepcopy
import sys

# filename = "in/day10.ref"
filename = "in/day10.pzl"
data = open(filename).read()
lines = [line for line in data.rstrip('\n').split('\n')]

res1 = 0
x = 1
cycles = 1
for line in lines:
    opcodes = line.split(' ')
    if opcodes[0] == 'addx':
        if cycles == 19 or (cycles+20) % 40 == 39:
            a = (cycles+1) * x
            res1 += a
        elif cycles == 20 or (cycles+20) % 40 == 0:
            a = cycles * x
            res1 += a
        x += int(opcodes[1])
        cycles += 2
    elif opcodes[0] == 'noop':
        if cycles == 20 or (cycles+20) % 40 == 0:
            a = cycles * x
            res1 += a
        cycles += 1


res2 = 'read it'
crt = [0 for _ in range(40*6)]
x = 1
cycles = 1
def print_crt(crt):
    for i,val in enumerate(crt):
        print('.' if val == 0 else '#', end='')
        if (i+1) % 40 == 0:
            print()
    print()

def sprite(crt, cycles, x):
    s = [1 if abs(x-i) % 40 in [39, 0, 1] else 0 for i in range(40*6)]
    c = [1 if abs(cycles-i-1) % (40*6) == 0 else 0 for i in range(40*6)]

    m = list(map(lambda x: x[0]*x[1], zip(c,s)))
    crt = list(map(lambda x: x[0]+x[1], zip(crt,m)))
    return crt

for line in lines:
    opcodes = line.split(' ')
    if opcodes[0] == 'addx':
        crt = sprite(crt, cycles+0, x)
        crt = sprite(crt, cycles+1, x)
        x += int(opcodes[1])
        cycles += 2
    elif opcodes[0] == 'noop':
        crt = sprite(crt, cycles+0, x)
        a = cycles * x
        cycles += 1
    # print(cycles, x)

print_crt(crt)

print('res1:', res1)
print('res2:', res2)