int x=;

    int y=;

    int width=;

    int height=;

    for (int i=; i<; i++) {

        for (int j=; j<; j++) {

            UIView *tempView=[[UIView alloc]initWithFrame:CGRectMake(x+j*, y+i*, width, height)];

//            tempView.backgroundColor=[UIColor redColor];

            tempView.backgroundColor=[UIColor colorWithRed:(arc4random()%/256.0) green:(arc4random()%/256.0) blue:(arc4random()%/256.0) alpha:2.0];

            [self.view addSubview:tempView];

        }

    }