Day 10

day10/part1.py

@@ -0,0 +1,18 @@
+#!/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)
+