   for(int l=0;l<3;l++){
     cubeHorizPlaneShift();
   }
-  */
-  
-  snake(1000);
-  
-}
+  
+  
+  snake(500);
+  
+}
+
+
 
 void snake(int num) {
   int proposedX = 0;

      currentY = proposedY;
      currentZ = proposedZ;   
      
      changePix(cube[currentX][currentY][currentZ], 1);
      changePix(cube[previousX1][previousY1][previousZ1], 1, 18);
      changePix(cube[previousX2][previousY2][previousZ2], 1, 11);
      changePix(cube[previousX3][previousY3][previousZ3], 1, 4);
      
      refresh();
      delay(100);

void loop() {
  // put your main code here, to run repeatedly:
  
  
  
  for(int i=0;i<200;i++){
    strobe();
