[ Sau ] txiav-qhov-kawg

var x := Sau ← 1 ; 2 ; 3.
Stdout sau-ntawv: x, tsum.
x txiav-qhov-kawg.
Stdout sau-ntawv: x, tsum.
Sau ← 1 ; 2 ; 3
Sau ← 1 ; 2