DATA SEGMENT
    ORG 1000H
    DA1 DB 17H,42H,21H,36H,12H,78H,11H,37H,56H,10H,9AH,4CH,3FH,01H,96H,46H,30H,41H,AAH,90H
    ORG 3000H
    DA2 DB 20 DUP(0)
DATA ENDS

CODE SEGMENT
    ASSUME CS:CODE,DS:DATA
    
START:
    MOV AX,DATA
    MOV DS,AX
    MOV SI,1000H
    MOV DI,3000H
    MOV CX,20
COMPARE:
    MOV AL,[SI]
    CMP AL,32H
    JNA NEXT
    MOV [DI],AL
    INC DI
NEXT:
    INC SI
    LOOP COMPARE
    MOV AH,4CH
    INT 21H
CODE ENDS
END