diff --git a/final/makefile.c b/final/makefile.c
new file mode 100644
index 0000000..a343b75
--- /dev/null
+++ b/final/makefile.c
@@ -0,0 +1,80 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "world.h"
+
+#define WIDTH  11
+#define HEIGHT 11
+
+typedef enum {EMPTY, CROSS, CIRCLE} Cell;
+
+Cell board[HEIGHT][WIDTH] = {EMPTY};
+
+void draw_board() {
+    clear_world();
+    for (int y = 0; y < HEIGHT; ++y) {
+        for (int x = 0; x < WIDTH; ++x) {
+            int world_x = x * 2 + 1;
+            int world_y = y * 2 + 1;
+            if (board[y][x] == CROSS) {
+                draw_character('X', world_x, world_y);
+            } else if (board[y][x] == CIRCLE) {
+                draw_character('O', world_x, world_y);
+            }
+        }
+    }
+    refresh_world();
+}
+
+int check_win(Cell player) {
+    // Check rows
+    for (int y = 0; y < HEIGHT; ++y) {
+        int count = 0;
+        for (int x = 0; x < WIDTH; ++x) {
+            if (board[y][x] == player) {
+                count++;
+            } else {
+                count = 0;
+            }
+            if (count == 5) return 1;
+        }
+    }
+    // Check columns
+    for (int x = 0; x < WIDTH; ++x) {
+        int count = 0;
+        for (int y = 0; y < HEIGHT; ++y) {
+            if (board[y][x] == player) {
+                count++;
+            } else {
+                count = 0;
+            }
+            if (count == 5) return 1;
+        }
+    }
+    // TODO: Implement diagonal checks
+    return 0;
+}
+
+int main() {
+    init_world(2 * WIDTH + 1, 2 * HEIGHT + 1);
+    draw_board();
+    int turn = 0;
+    while (1) {
+        int x, y;
+        printf("Player %d's turn. Enter coordinates (x y): ", turn % 2 + 1);
+        scanf("%d %d", &x, &y);
+        if (x >= 0 && x < WIDTH && y >= 0 && y < HEIGHT && board[y][x] == EMPTY) {
+            board[y][x] = (turn % 2 == 0) ? CROSS : CIRCLE;
+            draw_board();
+            if (check_win(board[y][x])) {
+                printf("Player %d wins!\n", turn % 2 + 1);
+                break;
+            }
+            turn++;
+        } else {
+            printf("Invalid move. Try again.\n");
+        }
+    }
+    close_world();
+    return 0;
+}
+