Day 10

day10/input.txt

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+noop
+addx 22
+addx -17
+addx 1
+addx 4
+addx 17
+addx -16
+addx 4
+addx 1
+addx 21
+addx -17
+addx -10
+noop
+addx 17
+addx -1
+addx 5
+addx -1
+noop
+addx 4
+addx 1
+noop
+addx -37
+addx 5
+addx 27
+addx -22
+addx -2
+addx 2
+addx 5
+addx 2
+addx 5
+noop
+noop
+addx -2
+addx 5
+addx 16
+addx -11
+addx -2
+addx 2
+addx 5
+addx 2
+addx -8
+addx 9
+addx -38
+addx 5
+addx 20
+addx -16
+addx 8
+addx -5
+addx 1
+addx 4
+noop
+noop
+addx 5
+addx -2
+noop
+noop
+addx 18
+noop
+addx -8
+addx 2
+addx 7
+addx -2
+noop
+noop
+noop
+noop
+noop
+addx -35
+noop
+addx 32
+addx -26
+addx 12
+addx -8
+addx 3
+noop
+addx 2
+addx 16
+addx -24
+addx 11
+addx 3
+addx -17
+addx 17
+addx 5
+addx 2
+addx -15
+addx 22
+addx 3
+noop
+addx -40
+noop
+addx 2
+noop
+addx 3
+addx 13
+addx -6
+addx 10
+addx -9
+addx 2
+addx 22
+addx -15
+addx 8
+addx -7
+addx 2
+addx 5
+addx 2
+addx -32
+addx 33
+addx 2
+addx 5
+addx -39
+addx -1
+addx 3
+addx 4
+addx 1
+addx 4
+addx 21
+addx -20
+addx 2
+addx 12
+addx -4
+noop
+noop
+noop
+noop
+noop
+addx 4
+noop
+noop
+noop
+addx 6
+addx -27
+addx 31
+noop
+noop
+noop
+noop
+noop

day10/part1.py

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+#!/usr/bin/env python3
+
+lines = (x.strip() for x in open("input.txt"))
+signals = 0
+x = 1
+nxt = 20
+pos = 0
+
+for line in lines:
+    pos += 2 if line[0] == 'a' else 1
+    if pos >= nxt:
+        signals += nxt * x
+        nxt += 40
+    if line[0] == 'a':
+        x += int(line[5:])
+
+print(signals)
+

day10/part2.py

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+#!/usr/bin/env python3
+
+lines = (x.strip() for x in open("input.txt"))
+sprite = 0
+crt = ''
+
+for line in lines:
+    crt += '#' if sprite <= len(crt) % 40 < sprite + 3 else ' '
+    if line[0] == 'a':
+        crt += '#' if sprite <= len(crt) % 40 < sprite + 3 else ' '
+        sprite += int(line[5:])
+
+for i in range(6):
+    print(crt[i*40:i*40+40])