To move a block of 10 databytes from source to destination

; To move a block of 10 databytes from source to destination
.8086
.model small
.data
src1 db 10h, 20h ,30h, 40h, 50h, 60h, 70h, 80h, 90h, 0ah
Des1 db 0ah dup(0)
.code
START:
mov ax , @data
mov ds , ax
mov es , ax
lea si , src1
lea di , des1
mov cx , 000ah
rep movsb
mov ax,4c00h
int 21h
end start
;output
(000a)