/ani/mrses

To get this branch, use:
bzr branch http://suren.me/webbzr/ani/mrses 
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unsigned gcd(unsigned x, unsigned y) {
        int g;

        g = y;
        while (x > 0) {
                g = x;
                x = y % x;
                y = g;
        }
	
        return g;
}