k1-0.asm

assume cs:code,ds:data,ss:stack
;课程设计1完整版
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 year


		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dword数据	sum

		dw	3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
		dw	11542,14430,15257,17800

data ends

String segment
			;0123456789
		db 	'0000000000'

String ends

table segment
					;0123456789ABCDEF
		db	21 dup ('year summ ne ?? ')
table ends


stack segment stack
		db	128 dup (0)
stack ends

code segment

		start: 	mov ax,stack
				mov ss,ax
				mov sp,128
				
				call input_table
				
				call clear_screen
				
				call output_table
				
				mov ax,4C00H
				int 21H
				
;=====================================
clear_screen:		mov bx,0B800H ;
					mov es,bx
					mov bx,0
					
					mov dx,0700H
					mov cx,2000
					
					
clearScreen:		mov es:[bx],dx
					add bx,2
					
					loop clearScreen
					
					ret
				
;========================================
output_table:	mov bx,table
				mov ds,bx
				mov si,0
				
				mov bx,0B800H
				mov es,bx
				mov di,160*3
				
				mov cx,21
				
outputTable:	
				call show_year
				call show_summ
				call show_ne
				call show_average
				
				add di,160
				add si,16
				
				loop outputTable
				
				ret
				
;=====================================
show_average:
					push ax
					push bx
					push cx
					push dx
					push ds
					push es
					push si
					push di
					
					mov ax,ds:[si+13]
					mov dx,0
					add di,50*2
					call short_div
					
					
					pop di
					pop si
					pop es
					pop ds
					pop dx
					pop cx
					pop bx
					pop ax
					ret
				
;=====================================
show_ne:	
					push ax
					push bx
					push cx
					push dx
					push ds
					push es
					push si
					push di
					
					mov ax,ds:[si+10]
					mov dx,0
					add di,40*2
					call short_div
					
					
					pop di
					pop si
					pop es
					pop ds
					pop dx
					pop cx
					pop bx
					pop ax
					ret
				
;=====================================
show_summ:			
					push ax
					push bx
					push cx
					push dx
					push ds
					push es
					push si
					push di
					
					mov ax,ds:[si+5]
					mov dx,ds:[si+7]
					
					add di,10*2
					mov si,9
					
show_div:			mov cx,10
					call long_div
					call save_num
					mov cx,ax
					jcxz Finish
					jmp show_div
					
					
Finish:				
					call show_string
					pop di
					pop si
					pop es
					pop ds
					pop dx
					pop cx
					pop bx
					pop ax
					
					ret
					
;=====================================
save_num:		
				push bx
				push es
				mov bx,String
				mov es,bx
				
				add cl,30H
				mov es:[si],cl
				dec si
				
				pop es
				pop bx
				ret	
				
;=====================================
show_string:	;展示字符串
				push bx
				push es
				push dx
				inc si
				mov bx,String
				mov ds,bx

				mov bx,0B800H
				mov es,bx
				
showString:		mov dl,ds:[si]
				
				mov es:[di+0],dl
				mov byte ptr es:[di+1],00000010B
				
				add di,2
				mov cx,9
				sub cx,si
				inc si
				inc cx
				loop showString
				
				pop dx
				pop es
				pop bx
				ret
;=====================================
long_div:		
				push ax
				mov ax,dx
				mov dx,0
				div cx
				
				mov bx,ax  ;h ans
				pop ax
				div cx
				
				mov cx,dx
				mov dx,bx
				
				ret
				
;=====================================
show_num:			
					add cl,30H
					mov es:[di+0],cl
					mov byte ptr es:[di+1],00000010B
					sub di,2
					ret

;=====================================
short_div:			mov cx,10
					div cx
					add dl,30H
					mov es:[di+0],dl
					mov byte ptr es:[di+1],00000010B
					
					mov cx,ax
					jcxz shortDivRet
					mov dx,0
					sub di,2
					
					jmp short_div 
					
shortDivRet:		ret
;=====================================
show_year:			push ax
					push cx
					push dx
					push ds
					push es
					push si
					push di
					
					
					mov cx,4
					add di,3*2
					
showYear:			mov al,ds:[si]
					mov es:[di],al
					mov byte ptr es:[di+1],00000010B
					add di,2
					inc si
					
					loop showYear
					
					pop di
					pop si
					pop es
					pop ds
					pop dx
					pop cx
					pop ax
					
					ret
		
;========================================
input_table:	mov bx,data
				mov ds,bx
				mov si,0
				
				mov bx,table
				mov es,bx
				mov di,0
				
				mov cx,21
				mov bx,21*4*2
				
inputTable:		push ds:[si+0]
				pop es:[di+0]
				push ds:[si+2]
				pop es:[di+2]
				
				mov ax,ds:[si+21*4+0]
				mov dx,ds:[si+21*4+2]
				
				mov es:[di+5],ax
				mov es:[di+7],dx
				
				push ds:[bx]
				pop es:[di+10]
				
				div word ptr es:[di+10]
				
				mov es:[di+13],ax
				
				add di,16
				add si,4
				add bx,2
				
				loop inputTable
				
				ret
		
code ends

end start