diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index b5a5347c66b0..6aa0073bf95b 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,5 +1,5 @@
 # https://github.com/microsoft/vscode-dev-containers/blob/main/containers/python-3/README.md
-ARG VARIANT=3.11-bookworm
+ARG VARIANT=3.12-bookworm
 FROM mcr.microsoft.com/vscode/devcontainers/python:${VARIANT}
 COPY requirements.txt /tmp/pip-tmp/
 RUN python3 -m pip install --upgrade pip \
diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index c5a855b2550c..ae1d4fb7494d 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -4,10 +4,10 @@
 		"dockerfile": "Dockerfile",
 		"context": "..",
 		"args": {
-			// Update 'VARIANT' to pick a Python version: 3, 3.10, 3.9, 3.8, 3.7, 3.6
+			// Update 'VARIANT' to pick a Python version: 3, 3.11, 3.10, 3.9, 3.8
 			// Append -bullseye or -buster to pin to an OS version.
 			// Use -bullseye variants on local on arm64/Apple Silicon.
-			"VARIANT": "3.11-bookworm",
+			"VARIANT": "3.12-bookworm",
 		}
 	},
 
diff --git a/DIRECTORY.md b/DIRECTORY.md
index 24c68171c9bc..d51535cd6bb3 100644
--- a/DIRECTORY.md
+++ b/DIRECTORY.md
@@ -26,7 +26,6 @@
   * [Hamiltonian Cycle](backtracking/hamiltonian_cycle.py)
   * [Knight Tour](backtracking/knight_tour.py)
   * [Minimax](backtracking/minimax.py)
-  * [Minmax](backtracking/minmax.py)
   * [N Queens](backtracking/n_queens.py)
   * [N Queens Math](backtracking/n_queens_math.py)
   * [Power Sum](backtracking/power_sum.py)
@@ -613,7 +612,6 @@
   * [Matrix Exponentiation](maths/matrix_exponentiation.py)
   * [Max Sum Sliding Window](maths/max_sum_sliding_window.py)
   * [Median Of Two Arrays](maths/median_of_two_arrays.py)
-  * [Miller Rabin](maths/miller_rabin.py)
   * [Mobius Function](maths/mobius_function.py)
   * [Modular Exponential](maths/modular_exponential.py)
   * [Monte Carlo](maths/monte_carlo.py)