汇编语言 我的试验七 解答答案
assume cs: codesg, ds: data, ss: tabledata segment
db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
db '1993','1994','1995'
dd 16,22,382,1356,2390,8000,16000,24886,50065,97179,140417,197514
dd 345980,590827,803530,118300,184300,2759000,3753000,4649000,5937000
dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
dw 11542,14430,15527,17800
data ends
table segment
db 21 dup ('year summ ne ?? ')
table ends
codesg segment
start: mov ax, data
mov ds, ax
mov ax, table
mov ss, ax
mov bx, 0
mov bp, 0
mov si, 0
mov di, 0
mov cx, 21
s:
push cx ; 将cx值压栈
mov cx, 4 ;确定内循环次数
s0:
mov al,
mov , al
inc si
loop s0 ;此循环将年份放至指定位置
mov ax,
mov dx,
mov ss:, ax
mov ss:, dx;此步骤将收入放至指定位置
mov ax,
mov ss:, ax ;此步骤将雇员数放至指定位置
mov ax,
mov dx,
div word ptr ds:
mov ss:, ax ;此步骤将收入与雇员数相除后把商放至指定位置
add bx, 4
mov si, 0
add bp, 10h
add di, 2
pop cx ;外循环cx值出栈，恢复外循环cx值
loop s
mov ax, 4c00h
int 21h
codesg ends
end start
里面的有一个cx循环压栈，我没有设置栈顶，不知会压到那里，但能够出栈，而程序DEBUG正常，大家讨论下
assume cs:codesg
data segment
db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
db '1993','1994','1995'
dd 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514
dd 345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000
dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
dw 11542,11430,15257,17800
data ends
table segment
db 21 dup ('year summ ne ?? ')
table ends
codesg segment
start: mov ax,data
mov ds,ax
mov ax,table
mov ss,ax
mov bx,0
mov bp,0
mov di,0
mov cx,21
s: mov ax,
mov ,ax
mov ax,2
mov 2,ax ;写入年份
mov ax,84
mov 5,ax
mov dx,86
mov 7,dx ;写入收入
div word ptr 168
mov 0dh,ax ;写入人均收入
mov ax,168
mov 0ah,ax ;写入雇员数
add bx,4
add di,2
add bp,10h
loop s
mov ax,4c00h
int 21h
codesg ends
end start
寄存器基本和你用的一样。不过写入年份的那个循环可以不要，所以少用个si，就和收入的写法一样。你把人均收入调到雇员数前面，mov ax,
mov dx,
这一步也可以省了 assume cs:codesg,ds:data,ds:table
data segment
db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
db '1993','1994','1995'
;以上是表示21年的21个字符串
dd 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514
dd 345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000
;以上是表示21年公司总收入的21个word型数据
dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
dw 11542,14430,15257,17800
;以上是表示21年公司雇员人数的21个word型数据
data ends
table segment
db 21 dup ('year sume ne ?? ')
table ends
codesg segment
start: mov ax,data
mov ds,ax
mov dx,table
mov es,dx
mov bx,0
mov bp,0
mov cx,21
s: mov ax,ds:
mov es:,ax
mov ax,ds:
mov es:,ax
mov ax,ds:
mov es:,ax
add bx,2
mov ax,ds:
mov es:,ax
mov ax,ds:
mov es:,ax
add bx,2
add bp,0010h
loop s
mov cx,21
mov bx,0
mov bp,0
s1: mov dx,es:
mov ax,es:
mov bx,es:
div bx
mov es:,ax
add bp,0010h
loop s1
mov ax,4c00h
inc 21h
codesg ends
end start
谁帮我再精简一下,下面那个其实可以精简的
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