ibm-pc匯編語(yǔ)言程序設(shè)計(jì)第二版部分習(xí)題答案(第5章)-資料下載頁(yè)
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【正文】 .codeMAIN PROC FARstart:push dsmov ax,0push axmov cx,0input:mov ah,1Hint 21Hpare:cmp al,24Hje printcmp al,30Hjl addCountcmp al,39Hjg addCountaddCount:add ax,1Hjmp inputprint:call showNumberexit:retMAIN ENDP。。。注意，ShowNumber這個(gè)子過程有問題，請(qǐng)自行修改。。showNumber PROC NEARcovernum:DAAMOV dx,axMOV cl,2Hshow:ROL dl,4Hpush dxAND dl,0fHADD dl,30HMOV ah,02Hint 21Hpop dxloop showretshowNumber ENDPEND start 有一個(gè)首地址為MEM的100D字?jǐn)?shù)組，試編制程序刪除數(shù)組中所有為零的項(xiàng)，并將后續(xù)項(xiàng)向前壓縮，最后將數(shù)組的剩余部分補(bǔ)上零。.model small.386.stack 100H.datamem dw 12,0,0,0,0,0,1,2,3,6,4,7,8,2,1,0,0,54,5,0,2,4,7,8,0,5,6,2,1,4,8,5,1,45,7,5,1,2,0,2,4,0,2,54,0,12,0,0,0,0,0,1,2,3,6,4,7,8,2,1,0,0,54,5,0,2,4,7,8,0,5,6,2,1,4,8,5,1,45,7,5,1,2,0,2,4,0,2,54,0,45,7,5,1,2,0,2,4,0,2.codeMAIN PROC FARstart:push dsand ax,0push axmov ax,@datamov ds,ax。mov ax,0Hmov bx,64Hmov cx,64Hmov si,0FFFEHrepeat:ADD si,2Hcmp MEM[si],0HJE callsloop repeatcalls:INC axcall sortcmp ax,1HJE lastValueDEC cxjmp repeatexit :retlastValue:mov mem[bx],0HDEC cxjmp repeatMAIN ENDPsort PROC NEARpush cxpush sisub si,2Hs:add si,2Hmov dx,mem[si]mov mem[si+2],dxloop sreturn:pop sipop cxretsort ENDPEND start
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