readi vr2
	mov vr0, vr2
	mov vr1, $0
	jmp .L0
.L1:
	divi vr4, vr0, $2
	mov vr0, vr4
	addi vr6, vr1, $1
	mov vr1, vr6
.L0:
	cmpi vr0, $1
	jgt .L1
	writei vr1