补全程序,使其可以实现:SUM=字符串STR中的所有BYTE型数据的和。( )ASSUME CS:CODE,ES:DATADATA SEGMENTSTR DB 'NULL POINTER ASSIGNMENT.'DATA ENDSCODE SEGMENT SUM DW 0 START:MOV AX,DATAMOV ____,AXMOV SI,0MOV CX,24S:MOV AL,STRSI]ADD ____,ALADC BYTE PTR SUM1],0LOOP SMOV AX,4C00HINT 21HCODE ENDSEND START
选项:
A: ds,SUM2]
B: es,SUM2]
C: es,byte ptr SUM0]
D: ds,byte ptr SUM0]
发布时间:2024-05-08 15:37:25