整合

org/other/read_pdf_pypdf.py

@@ -0,0 +1,41 @@
+import os
+from PyPDF2 import PdfReader
+
+
+def find_pdf(start_dir: str, filename: str) -> str:
+    """Return the absolute path to the target PDF, searching downward if needed."""
+    candidate = os.path.join(start_dir, filename)
+    if os.path.exists(candidate):
+        return candidate
+
+    for root, _, files in os.walk(start_dir):
+        if filename in files:
+            return os.path.join(root, filename)
+
+    raise FileNotFoundError(f"Unable to locate {filename} under {start_dir}")
+
+
+def main() -> None:
+    script_dir = os.path.dirname(os.path.abspath(__file__))
+    pdf_name = "2025 APMCM Problem B.pdf"
+    pdf_path = find_pdf(script_dir, pdf_name)
+
+    reader = PdfReader(pdf_path)
+    pages = []
+    for idx, page in enumerate(reader.pages, start=1):
+        text = page.extract_text() or ""
+        pages.append(f"\n=== Page {idx} ===\n{text.strip()}")
+
+    output_text = "".join(pages)
+    print(output_text)
+
+    output_path = os.path.join(script_dir, "problem_text_pypdf.txt")
+    with open(output_path, "w", encoding="utf-8") as f:
+        f.write(output_text)
+
+    print(f"\nText saved to: {output_path}")
+
+
+if __name__ == "__main__":
+    main()
+