/* Submitted by Ryan Clark (W3Geek) */
/* Link to post: http://redd.it/1aw8am  */

/* These variables are used to calculate
 * how many times the for loops execute,
 * height and width of each object on
 * every loop. */
var numrows:uint = 10;
var numcols:uint = 10;
var rowheight:uint = 32;
var colwidth:uint = 32;

/* No sense declaring the variables over
 * and over inside the nested for loop. */
var curX:uint = 0;
var curY:uint = 0;

/* The meat of the code. The outer for
 * loop executes causing the inner for
 * loop to execute 'numcol' times. Once
 * the inner for loop finishes, the outer
 * loop checks to see if it needs to be
 * executed again... */
for (i = 0; i < numrows; i++) {
    for (j = 0; j < numcols; j++) {
        /* Use curX and curY to place your objects  */

                // ...

        curX += colwidth;
    }

        curY += rowheight;
        curX = 0; // reset the X location (since we're going to the next row)
}

/* Some output of using this algorithm. */

/* First Loop
/* Inner Loop
 * Loop 1: curX = 0, curY = 0
 * Loop 2: curX = 32, curY = 0
 * Loop 3: curX = 64, curY = 0
 * Loop 4: curX = 96, curY = 0
 * Loop 5: curX = 128, curY = 0
 * Loop 6: curX = 160, curY = 0
 * Loop 7: curX = 192, curY = 0
 * Loop 8: curX = 224, curY = 0
 * Loop 9: curX = 256, curY = 0
 * Loop 10: curX = 288, curY = 0
 * Now you can kinda picture what this does to yourself. */