// Creating variables
var myX=0,myY=0,grid=[],robotX=[],robotY=[];

robotX=[9];
robotY=[9];

for (var i=0;i<20;++i){
    grid[i]=[];
    for (var j=0;j<20;++j){
        grid[i][j]=0;
    }
}

function update() {
	myX=myX+(mouseX-myX)/10;
	myY=myY+(mouseY-myY)/10;
}
function draw() {
	// This is how you draw a rectangle
for(i=0;i<20;i=i+1){
        for(j=0;j<20;j=j+1){
            if(grid[i][j]==0){
                context.fillStyle="gray";//izbor na cvqt
                context.fillRect(i*30,j*30,29,29);
            }
        }
    }
}
function keyup(key) {
	// Show the pressed keycode in the console
	console.log("Pressed", key);
}
function mouseup() {
	// Show coordinates of mouse on click
	console.log("Mouse clicked at", mouseX, mouseY);
}