===================================================================
--- original.js
+++ change.js
@@ -132,11 +132,11 @@
 			coins.splice(i, 1);
 		}
 	}
 	// Spawn obstacles and coins
-	if (LK.ticks % 30 == 0) {
+	if (LK.ticks % 20 == 0) {
 		spawnObstacle();
 	}
-	if (LK.ticks % 60 == 0) {
+	if (LK.ticks % 40 == 0) {
 		spawnCoin();
 	}
 };
\ No newline at end of file