def setup():
    global myX, myY, myColor
    
    size(500, 500)
    rectMode(CENTER)

    myX = 250
    myY = 250
    myColor = color(155,155,255)

    
def draw():
    background(255)

    fill(myColor)
    rect(myX,myY,10,10)

def keyPressed():
    global myX, myY
    
    if key == 'i':
        myY = myY - 2
    elif key == 'm':
        myY = myY + 2
    elif key == 'j':
        myX = myX - 2
    elif key == 'k':
        myX = myX + 2