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y2022/p10.py

@@ -0,0 +1,22 @@
+text = open(0).read()
+
+cycles = [1]
+for ln in map(str.split, text.splitlines()):
+    match ln:
+        case ['addx', i]:
+            cycles.extend([0, int(i)])
+        case ['noop']:
+            cycles.extend([0])
+
+ans1 = 0
+ans2, W, H = '', 40, 6
+for y in range(H):
+    for x in range(W):
+        i = 1 + y * W + x
+        p = sum(cycles[:i])
+        if i % 40 == 20:
+            ans1 += i * p
+        ans2 += '##' if abs(x - p) <= 1 else '  '
+    ans2 += '\n'
+print(ans1)
+print(ans2)