汇编_分类统计字符个数(附源代码)
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
;****分类统计字符个数************
data segment
string db 82
db 82 dup (?)
letter dw ?
digit dw ?
other dw ?
nextli db 0dh,0ah,'$'
printl db 'please a string',0dh,0ah,'-:$' leprin db 'letter number:$'
diprin db 'digiter number:$'
otprin db 'other char:$'
data ends
;--------------------------------
code segment
main proc far
assume ds:data,es:data,cs:code
start:
mov ax,data
mov ds,ax
mov es,ax
;--------------------------------
mov ah,09h
lea dx,printl
int 21h
mov ax,0
mov ah,0ah
lea dx,string
int 21h
;--------------------------------
mov ah,09h
lea dx,nextli
int 21h
;--------------------------------
mov si,0
inc si
mov cl,string[si]
mov ax,0
mov bx,0
mov dx,0
;--------------------------------
loop1:
inc si
cmp string[si],2fh
jl cod1
cmp string[si],3ah
jnl cod2
inc bx
jmp cod4
cod2:
cmp string[si],40h
jl cod1
cmp string[si],5bh
jnl cod3
inc ax
jmp cod4
cod3:
cmp string[si],60h
jl cod1
cmp string[si],7bh
jnl cod1
inc ax
jmp cod4
cod1:
inc dx
cod4:
loop loop1
;-------------------------------- toend:
mov letter,ax
mov digit,bx
mov other,dx
mov ah,09h
lea dx,leprin
int 21h
mov ax,letter
call print
mov ah,09h
lea dx,nextli
int 21h
mov ah,09h
lea dx,diprin
int 21h
mov ax,digit
call print
mov ah,09h
lea dx,nextli
int 21h
mov ah,09h
lea dx,otprin
int 21h
mov ax,other
call print
mov ah,09h
lea dx,nextli
int 21h
;-------------------------------- mov ah,01h
int 21h
mov ah,4ch
int 21h
;-------------------------------- main endp
;-------------------------------- ;****实现输出的子程序************ print proc near
push ax
push bx
push cx
push dx
push si
mov bl,0ah
loop2:
div bl
mov dl,ah
push dx
inc cx
mov ah,0
cmp ax,0
jnz loop2
printf:
pop dx
add dx,30h
mov ah,02h
int 21h
loop printf
pop ax
pop bx
pop cx
pop dx
pop si
ret
print endp
;-------------------------------- code ends
end start
2．输入字符，得出结果
.386
.model flat
ExitProcess proto near32 stdcall, dwexitcode:dword
INCLUDE io.h
cr EQU 0dh
lf EQU 0ah
.STACK 4096
.DA TA
prompt1 BYTE cr,lf,lf,"Please enter the string(<80).",cr,lf,lf
BYTE "The string is:",0
stringIn BYTE 1 DUP (?)
charLabel BYTE cr,lf,"The number of char is:"
char BYTE 16 DUP (?)
BYTE cr,lf,0
numberLabel BYTE cr,lf,"The number of number is:"
number BYTE 16 DUP (?)
BYTE cr,lf,0
otherLabel BYTE cr,lf,"The number of other is:"
other BYTE 16 DUP (?)
BYTE cr,lf,0
.CODE
_start: output prompt1 ；提示输入字符
mov ax,0
mov bx,0
mov cx,0
begin:
input stringIn,1；输入字符
cmp stringIn,0dh
je forOut ；是回车则结束程序
cmp stringIn,0dh
jb forOther ；ASCII码值小于0dh则其他字符数加1
cmp stringIn,2fh
jbe forOther；ASCII码值小于或等于2fh则其他字符数加1
cmp stringIn,39h
jbe forNumber；ASCII码值小于或等于39h则数字数加1
cmp stringIn,40h
jbe forOther；ASCII码值小于或等于40h则其他字符数加1