imoyao
diff --git a/‎big_O_notation/describe.md renamed to ‎big_O_notation/readme.md b/‎big_O_notation/describe.md renamed to ‎big_O_notation/readme.md
diff --git a/‎binary_search/describe.md renamed to ‎binary_search/readme.md b/‎binary_search/describe.md renamed to ‎binary_search/readme.md