ll@a,@b,g=gcd(a,b),l;
a/=g;
b/=g;
l=a*a+b*b;
rep(o,2){
	rep(c,g){
		rep(d,g){
			rep(i,l){
				wt((a*(i+o)%l+l*c)*g,(b*i%l+l*d)*g);
			}
		}
	}
}