diff --git a/2025/day03/part2.py b/2025/day03/part2.py
new file mode 100644
index 0000000..d2d3d9d
--- /dev/null
+++ b/2025/day03/part2.py
@@ -0,0 +1,21 @@
+text: str
+
+with open("input.txt") as f:
+    text = f.read()
+
+total: int  = 0
+
+for line in text.splitlines():
+    lst = [int(char) for char in line]
+    result: str = ""
+    start_index: int = 0
+    for i in range(0, 12):
+        stop_index: int = i - 11 if i != 11 else len(lst)
+        sublst = lst[start_index:stop_index]
+        max_value = max(sublst)
+        result += str(max_value)
+        start_index = start_index + sublst.index(max_value) + 1
+    total += int(result)
+
+
+print(total)
\ No newline at end of file