added readme for algorithms sudoku solver

samples/algorithms/README.md

@@ -2,6 +2,8 @@
 
 - **[Simple Grover](./simple-grover)**:
   This sample introduces Grover's algorithm for a simple hard-coded example.
+- **[Sudoku Grover](./sudoku-grover)**;
+  This sample uses Grover's search algorithm to solve Sudoku puzzles.
 - **[Database Search](./database-search/)**:
   This sample demonstrates how to use Grover's algorithm to efficiently search a database represented as a quantum register.
 - **[Integer Factorization](./integer-factorization/)**:

samples/machine-learning/README.md

@@ -0,0 +1,7 @@
+# Machine Learning Samples
+
+- **[Half Moons](./half-moons)**
+This sample demonstrates how to use the quantum machine library to train a sequential model on the half-moons dataset.
+
+- **[Parallel Half Moons](./parallel-half-moons)**
+This sample demonstrates how to use the quantum machine library to train a sequential model on the half-moons dataset, parallelizing over target machines.