init: company-haness 설계

benchmark/fixtures/GT-01/paginate.py

@@ -0,0 +1,13 @@
+"""Pagination helper — contains an off-by-one bug that drops the last item of a page.
+
+The bug: `end = start + size - 1` and slicing `items[start:end]` excludes the last
+element of each page. A correct implementation returns exactly `size` items per page
+(and the remainder on the final page).
+"""
+
+
+def paginate(items, page, size):
+    """Return the `page`-th (1-indexed) slice of `items` with `size` per page."""
+    start = (page - 1) * size
+    end = start + size - 1  # BUG: off-by-one — drops the last item of the page
+    return items[start:end]