1 files changed, 100 insertions, 0 deletions
diff --git a/main/puzzle/neo/neo.cpp b/main/puzzle/neo/neo.cpp
new file mode 100644
index 0000000..56d90f7
--- /dev/null
+++ b/main/puzzle/neo/neo.cpp
@@ -0,0 +1,100 @@
+#include <iostream>
+#include <array>
+
+#define MATRIX_SIZE 8
+
+enum NeoState {
+    NEO_UNINITIALIZED,
+    NEO_PLAYING,
+    NEO_SOLVED
+};
+
+// Simulate the 8x8 LED matrix with a 2D array
+std::array<std::array<bool, MATRIX_SIZE>, MATRIX_SIZE> neoMatrix;
+
+NeoState neoState = NEO_UNINITIALIZED;
+
+// Helper function to toggle LEDs if within bounds
+void toggleIfValid(int x, int y) {
+    if (x >= 0 && x < MATRIX_SIZE && y >= 0 && y < MATRIX_SIZE) {
+        neoMatrix[x][y] = !neoMatrix[x][y];
+    }
+}
+
+void initializeNeoMatrix() {
+    // The initial pattern from the Appendix A example (assuming red is 'true'/on and white is 'false'/off)
+    std::array<std::array<bool, MATRIX_SIZE>, MATRIX_SIZE> initialPattern = {{
+        {false, true, false, true, false, true, false, true},
+        {true, false, true, false, true, false, true, false},
+        {false, true, false, true, false, true, false, true},
+        {true, false, true, false, true, false, true, false},
+        {false, true, false, true, false, true, false, true},
+        {true, false, true, false, true, false, true, false},
+        {false, true, false, true, false, true, false, true},
+        {true, false, true, false, true, false, true, false}
+    }};
+
+    for (int i = 0; i < MATRIX_SIZE; i++) {
+        for (int j = 0; j < MATRIX_SIZE; j++) {
+            neoMatrix[i][j] = initialPattern[i][j];
+        }
+    }
+
+    neoState = NEO_PLAYING;
+}
+
+
+void printNeoMatrix() {
+    // Print the matrix state to the console
+    for (int i = 0; i < MATRIX_SIZE; i++) {
+        for (int j = 0; j < MATRIX_SIZE; j++) {
+            std::cout << (neoMatrix[i][j] ? 1 : 0) << " ";
+        }
+        std::cout << std::endl;
+    }
+}
+
+void toggleAdjacentLEDs(int x, int y) {
+    // Toggle the LED at (x, y) and adjacent LEDs
+    toggleIfValid(x, y);     // Center
+    toggleIfValid(x - 1, y); // Up
+    toggleIfValid(x + 1, y); // Down
+    toggleIfValid(x, y - 1); // Left
+    toggleIfValid(x, y + 1); // Right
+}
+
+
+bool isNeoPuzzleSolved() {
+    for (int i = 0; i < MATRIX_SIZE; i++) {
+        for (int j = 0; j < MATRIX_SIZE; j++) {
+            if (neoMatrix[i][j]) return false; // If any LED is on, puzzle is not solved
+        }
+    }
+    return true;
+}
+
+/// Integration needed
+int main() {
+    initializeNeoMatrix();
+    printNeoMatrix();
+
+    while (neoState != NEO_SOLVED) {
+        int x, y;
+        std::cout << "Enter the coordinates of the button pressed (x y): ";
+        std::cin >> x >> y;
+
+        if (x >= 0 && x < MATRIX_SIZE && y >= 0 && y < MATRIX_SIZE) {
+            toggleAdjacentLEDs(x, y);
+            printNeoMatrix();
+
+            if (isNeoPuzzleSolved()) {
+                neoState = NEO_SOLVED;
+                std::cout << "The NeoTrellis puzzle is solved!\n";
+            }
+        } else {
+            std::cout << "Invalid coordinates. Please enter values between 0 and " << MATRIX_SIZE - 1 << ".\n";
+        }
+    }
+
+    return 0;
+}