Added template (see 2022) + Day 2 completed

day2/common.py

@@ -0,0 +1,20 @@
+type Report = tuple[int, ...]
+type ReportList = list[Report]
+
+
+def parse(filename: str) -> ReportList:
+    report_list: ReportList = []
+    with open(filename) as f:
+        while line := f.readline().strip("\n"):
+            report: Report = tuple(int(digit) for digit in line.split())
+            report_list.append(report)
+    return report_list
+
+
+def is_safe(report: Report) -> bool:
+    if not (report == tuple(sorted(report)) or report == tuple(sorted(report, reverse=True))):
+        return False
+    for i, value in enumerate(report[:-1]):
+        if abs(value - report[i + 1]) > 3 or value == report[i + 1]:
+            return False
+    return True