get sum of 1 to 10 using jump/loop

.MODEL SMALL

.STACK 100H

.DATA

.CODE
MAIN PROC

    ;INITILIZATION

    MOV CX,10 ;LOOP COUNTER
              ;IS SET TO 10
    MOV BL,0  ;FOR STORING SUM
    MOV DL,0  ;FOR INCREMENTING NUMBER

    ;CUSTOMERIZED WHILE LOOP

    WHILE_:

        INC BL     ;INCREMENT NUMBER

        ADD DL,BL  ;ADD IT WITH
                   ;PREVIOUS SUM

        DEC CX     ;DECREMENT
                   ;LOOP COUNTER

        JNZ WHILE_ ;IF CX NOT ZERO
                   ;GO BACK TOW WHILE_
                   ;ELSE LEAVE THE LABEL

    ;DOS EXIT
    MOV AH,4CH
    INT 21H

MAIN ENDP

END MAIN