[ Cai ] cov txheej txheem

☞ x ≔ 1.
{
(x = 1) muaj tseeb: { ✎ sau ntawv: ‘x’. }, tawg.
✎ sau ntawv: ‘y’.
} cov txheej txheem.

{
(x = 1) muaj tseeb: { ✎ sau ntawv: ‘x’. }, tawg.
✎ sau ntawv: ‘y’.
} × 1.
xx