diff --git a/a3/main.c b/a3/main.c
index e69de29..6d38162 100644
--- a/a3/main.c
+++ b/a3/main.c
@@ -0,0 +1,49 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "snake.h"
+#include "world.h"
+
+int main() {
+    struct state* st=create_world(10, 10);
+
+    while (1) {
+        for (int y = 0; y<st->height; y++) {
+            for (int x = 0; x<st->width; x++) {
+                if (is_snake(st->snake, x, y)) {
+                    printf("O");
+                } else {
+                    int food = 0;
+                    for (int i = 0; i < FOOD_COUNT; i++) {
+                        if (st->foodx[i] == x && st->foody[i] == y) {
+                            food = 1;
+                            break;
+                        }
+                    }
+                    printf(food ? "*" : ".");
+                }
+            }
+            printf("\n");
+        }
+
+        printf("WASD: ");
+        char c;
+        scanf(" %c", &c);
+
+        if (c == 'w') change_direction(st, 0, -1);
+        else if (c == 's') change_direction(st, 0, 1);
+        else if (c == 'a') change_direction(st, -1, 0);
+        else if (c == 'd') change_direction(st, 1, 0);
+        else if (c == 'q') break;
+
+        int res = step_state(st);
+        if (res != END_CONTINUE) {
+            printf("End of game: %d\n", res);
+                        break;
+        }
+    }
+
+    free_world(st);
+    return 0;
+}
+
+                                
\ No newline at end of file