王爽.汇编.第三版.实验七.答案

assume cs:code,ds:data,es: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21个表示年收入的字符串    dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226             dw 11542,14430,45257,17800      ;以上是21个雇佣人数data ends    table segment              db 21 dup('year summ ne ?? ') table endscode segmentstart:    mov ax,data    mov es,ax   ; 信息来源    mov ax,table    mov ds,ax   ; 信息目的地    mov cx,21    mov si,0    ;年份的索引（0-21*4）    mov di,0    ;收入     mov bp,0    ;人数    mov bx,0    ;结果索引    computerincome:        push cx            ;year            mov al, es:[si]            mov ds:[bx],al            mov al,es:[si+1]            mov ds:[bx+1],al            mov al,es:[si+2]            mov ds:[bx+2],al            mov al,es:[si+3]            mov ds:[bx+3],al            ;income, ready for div, set ax = so low word            mov ax,es:[di+84]            mov ds:[bx+5], ax            ;ready for div, set dx = so high word            mov dx,es:[di+86]            mov ds:[bx+7], dx            ;ne,ready for div, set cx = ne            mov cx,es:[bp+168]            mov ds:[bx+0ah], cx            ;avrage            div cx            mov ds:[bx+0dh],ax        pop cx        add si, 4        add di, 4        add bp, 2        add bx, 010h        loop computerincome    mov ax, 4c00h    int 21hcode endsend start