版权声明： https://blog.csdn.net/weixin_42000150/article/details/80659542
;方法2
;将首地址为MEM的100个字的数组中所有为0的项删除
DATA SEGMENT
MEM DW 1,2,0,3,0,0,4,5,0,0
COUNT DW ($-MEM)/2
DATA ENDS
STACK SEGMENT PARA STACK
DW 128 DUP(?)
TOP LABEL WORD
STACK ENDS
CODE SEGMENT
ASSUME SS:STACK,CS:CODE,DS:DATA
MAIN PROC FAR
START:
MOV AX,DATA
MOV DS,AX
MOV AX,STACK
MOV SS,AX
LEA SP,TOP
MOV CX,COUNT
LEA SI,MEM
SUB SI,2 ;先减2再加2相互抵消
L1: CMP CX,0 ;在数组中找到0后定位
JZ EXIT
ADD SI,2
DEC CX
MOV AX,[SI]
CMP AX,0
JNZ L1
MOV DI,SI
PUSH CX
L2: CMP CX,0 ;在定位的位置往后找非0，找到后定位；若再无非0项，则程序结束
JZ EXIT
ADD DI,2
DEC CX
MOV AX,[DI]
CMP AX,0
JZ L2
MOV [SI],AX ;将非0项复制到0项，并将非0项清零，继续在0定位位置往后找0
MOV WORD PTR [DI],0
POP CX
JMP L1
EXIT:LEA SI,MEM ;输出数组
MOV CX,COUNT
L3: MOV DX,[SI]
ADD SI,2
ADD DL,30H
MOV AH,2
INT 21H
LOOP L3
MOV AX,4C00H
INT 21H
CODE ENDS
MAIN ENDP
END START