   }
 }
 
-//turn all LEDs on
+// turn all LEDs on
 void fillCube(){
   int i, j, k;
   for(i=0;i<4;i++)

      }
    }
  }
}
void patternRandomLED(int repetitions){
  int i, x, y, z;
  for(i=0;i<repetitions;i++){
    x = random(4);
    y = random(4);
    z = random(4);
    cube[y][x][z]=1;
    render(250);
    clearCube();
