2025/day 02/python/xoyz69

src/2025/day-02/python/xoyz69/.python-version

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+3.13

src/2025/day-02/python/xoyz69/input

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+749639-858415,65630137-65704528,10662-29791,1-17,9897536-10087630,1239-2285,1380136-1595466,8238934-8372812,211440-256482,623-1205,102561-122442,91871983-91968838,62364163-62554867,3737324037-3737408513,9494926669-9494965937,9939271919-9939349036,83764103-83929201,24784655-24849904,166-605,991665-1015125,262373-399735,557161-618450,937905586-937994967,71647091-71771804,8882706-9059390,2546-10476,4955694516-4955781763,47437-99032,645402-707561,27-86,97-157,894084-989884,421072-462151

src/2025/day-02/python/xoyz69/main.py

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+def part01():
+    print("Advent of Code 2025 Day 2 part 1")
+
+    with open("input", "r") as file_input:
+        line = file_input.readlines()[0].replace("\n", "")  # It is all in one line
+
+    ranges = line.split(",")
+
+    sum = 0
+
+    for r in ranges:
+        splitted = r.split("-")
+        start, end = int(splitted[0]), int(splitted[1])
+        for i in range(start, end + 1):
+            textnr = str(i)
+            if len(textnr) % 2 != 0:
+                continue
+
+            half = int(len(textnr) / 2)
+            part1 = textnr[:half]
+            part2 = textnr[half:]
+
+            if part1 == part2:
+                sum += i
+
+    print(" -> Result:", sum)
+
+
+def part02():
+    print("Advent of Code 2025 Day 2 part 2")
+
+    with open("input", "r") as file_input:
+        line = file_input.readlines()[0].replace("\n", "")  # It is all in one line
+
+    ranges = line.split(",")
+
+    sum = 0
+
+    for r in ranges:
+        splitted = r.split("-")
+        start, end = int(splitted[0]), int(splitted[1])
+        print("----------------")
+        print(start, end)
+        for i in range(start, end + 1):
+            textnr = str(i)
+
+            section_size = round(len(textnr) / 2)
+            invalid = False
+
+            while section_size > 0 and not invalid:
+                # print(start, end, i, section_size)
+                if len(textnr) % section_size == 0:
+                    parts = []
+                    works = True
+                    for p in range(0, len(textnr), section_size):
+                        parts.append(textnr[p : p + section_size])
+
+                        for a in parts:
+                            if a != parts[-1]:
+                                works = False
+
+                    if works:
+                        invalid = True
+
+                section_size -= 1
+
+            # print("\t", invalid)
+
+            if invalid:
+                print(f"\tFound invalid id: {i:,}")
+                sum += i
+
+    print(f" -> Result: {sum:,}")
+
+
+if __name__ == "__main__":
+    part01()
+    part02()

src/2025/day-02/python/xoyz69/pyproject.toml

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+[project]
+name = "xoyz69"
+version = "0.1.0"
+description = "Add your description here"
+readme = "README.md"
+requires-python = ">=3.13"
+dependencies = []