1 2 3 4
3 roll dup 4 roll dup
5 roll dup 6 roll dup
rot swap 7 roll 7 roll 7 roll 7 roll
rot swap 7 roll 7 roll
swap 6 * + rot rot swap 6 * + dup rot =
." Is true:" . cr 6 ." x:" . cr ." y:" . cr
3 roll 3 roll
." Stack for next loop:"
. . . .
MSAyIDMgNCAKMyByb2xsIGR1cCA0IHJvbGwgZHVwIAo1IHJvbGwgZHVwIDYgcm9sbCBkdXAKcm90IHN3YXAgNyByb2xsIDcgcm9sbCA3IHJvbGwgNyByb2xsCnJvdCBzd2FwIDcgcm9sbCA3IHJvbGwKc3dhcCA2ICogKyByb3Qgcm90IHN3YXAgNiAqICsgZHVwIHJvdCA9Ci4iIElzIHRydWU6IiAuIGNyIDYgLiIgeDoiIC4gY3IgLiIgeToiIC4gY3IKIDMgcm9sbCAzIHJvbGwKLiIgU3RhY2sgZm9yIG5leHQgbG9vcDoiCi4gLiAuIC4=