diff --git a/README.md b/README.md
index 02ecb30..86aaf1e 100644
--- a/README.md
+++ b/README.md
@@ -92,7 +92,7 @@ Full analysis is presented in Jupiter Notebook markdowns.
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+| [`Problem6`](cpp/Problem6.cpp)     | *O(1)* | 0.026s      |      |                      |            |
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