【正文】 crlfm mov bl,pathlen mov bh,0 mov pathnam[bx],0 pop dx pop bx pop ax ret get_path endp 。 get_path proc near push ax push bx push dx showmsg 22。 printit proc near add al,30h mov dl,al mov ah,2 int 21h ret printit endp 。判斷退出條件 cmp ch,0 je qdeci 。沒(méi)輸完則循環(huán)輸出 pop ax pop dx pop cx pop si qprint: ret print endp 。 inputsco proc near push ax push dx push bx push cx showmsg 05 mov ah,0ah lea dx,scopar int 21h crlfm mov bh,0 mov bl,scolen mov cx,4 sub cx,bx n21: mov scofld[bx],20h inc bx loop n21 武漢理工大學(xué)《匯編語(yǔ)言程序設(shè)計(jì)課程設(shè)計(jì)報(bào)告》 第 28 頁(yè) pop cx pop bx pop dx pop ax ret inputsco endp 。 i3: mov saveflag,0 pop dx pop ax ret input endp 。There are more than 30 students.39。輸入學(xué)生學(xué)號(hào) call near ptr inputsco 。清理屏幕 call near ptr cursor 。統(tǒng)計(jì)變量清 0 mov ae80,0 mov ae70,0 mov ae60,0 mov b60,0 pop ax pop dx pop bx pop cx ret stat endp 。739。939。 cmp bx,1 je mnam cmp bx,2 je mnum lea dx,msg_nsco mov ah,9 int 21h lea dx,scopar mov ah,0ah int 21h mov cx,3 lea si,scofld jmp mfy mnam: lea dx,msg_nname mov ah,9 int 21h call inputname mov cx,6 lea si,namefld jmp mfy mnum: lea dx,msg_nnum mov ah,9 int 21h lea dx,numpar mov ah,0ah int 21h mov cx,8 lea si,numfld mfy: rep movsb mov saveflag,0 mov ax,1 qu_mod: pop cx pop di pop dx pop bx pop bp ret 2 modify endp 。 insert proc near push si push di push ax push bx push cx cmp stustored,0 je exi lea si,stutemp lea di,studentx mov ax,stustored mov bl,17 mul bl add di,ax mov cx,17。 del proc near push bx push di push si push cx lea bx,studentx push bx mov bx,1。 name_sort proc near push si push di push ax push bx push dx push cx cmp stustored,1 je qsort lea bx,studentx push bx mov ax,stustored sub ax,1 mov bl,17 mul bl pop bx add bx,ax mov dx,stustored sub dx,1 。連續(xù)查找匹配名字 je found 。 je savit jmp qsys savit: 武漢理工大學(xué)《匯編語(yǔ)言程序設(shè)計(jì)課程設(shè)計(jì)報(bào)告》 第 18 頁(yè) call save mov ah,3eh。239。display modify submenu mov ah,1 int 21h。search(studentx,1) cmp ax,1 je qins showmsg printtitle showmsg sepln push si mov si,ax call near ptr printline pop si jmp qque qins: showmsg qforins mov ah,01 int 21h crlfm cmp al,39。139。 mod_in proc near call clear call cursor call print call bg_modify call name_sort ret mod_in endp 。 query_in proc near call clear call cursor call bg_search ret query_in endp 。e39。39。 je del_interm cmp ah,2eh。q39。39。 je addone cmp ah,26h。set cursor mov BH,0 mov DX,0100H int 10H 武漢理工大學(xué)《匯編語(yǔ)言程序設(shè)計(jì)課程設(shè)計(jì)報(bào)告》 第 13 頁(yè) lea DX,titl 。***Path name is invalid***39。***Error occured while reading file***39。***Error occured while writing file***39。***Error occured while opening file***39。Please input the score field you want to modify:39。Please input the number field you want to modify:39。Please input the name field you want to modify:39。Please input the name you want to delete:39。The duent have not you want to save it now(y/n)?39。Please input a new score.:39。Please input a new num.:39。Please input a new one:39。The result of statistics is listed as follow:39。Please input a score to find:39。Please input a number to find:39。Please input a name to find:39。There is no such item!39。t any student.39。$39。$39。$39。$39。$39。Press any key to exit.$39。$39。$39。$39。$39。$39。$39。$39。$39。$39。$39。$39。文件操作錯(cuò)誤標(biāo)志 endcde db 0。 stu dw ? stustored dw 0。,0DH,0AH,39。,0DH,0AH,39。,0DH,0AH,39。,0DH,0AH msgmenu3_2 db 39。,0DH,0AH,39。,0DH,0AH msgmenu5_2 db 39。,0dh, 0ah,39。,0dh, 0ah menu8 db 39。,0dh, 0ah menu5 db 39。,0dh, 0ah menu3 db 39。 I(Insert the data of the students)39。 Students Management System39。Scores=90:$39。Scores=70:$39。Scores60:$39。 。n 武漢理工大學(xué)《匯編語(yǔ)言程序設(shè)計(jì)課程設(shè)計(jì)報(bào)告》 第 10 頁(yè) int 21h pop dx pop ax endm movitem macro dst,src push cx push di push si cld mov cx,17 lea di,[dst] lea si,[src] rep movsb pop si pop di pop cx endm data segment studentx student 30 dup() stutemp db 17 dup (0),39。 rep movsb mov cx,17。交換 studentx 中相鄰表項(xiàng)的內(nèi)容 :i前項(xiàng) ,j后項(xiàng) 。) Student ends stsg segment stack 39。) m_sNum db 8 dup(39。要特別說(shuō)明的是，程序中沒(méi)有錯(cuò)誤處理程序，如果輸入 錯(cuò)誤，如按退格鍵將會(huì)出錯(cuò)，因此輸入時(shí)要注意不要輸錯(cuò)。 程序 流程圖 （ 1） list 流程圖 打開(kāi)文件 讀一個(gè)記錄 讀錯(cuò)？