p222.asm

ZHUYAO ZSHI LAI JIECHUADE LAIDE

DATA SEGMENT
      BUF DB 10,85,-16,15,0,9,12,0,-12,-78,-70
      RES DB ?		
DATA ENDS
STACK SEGMENT
        DB 64h DUP(0)
STACK ENDS
CODE SEGMENT
ASSUME CS:CODE,DS:DATA,SS:STACK
START:MOV   AX,DATA
      MOV   DS,AX
      LEA   DI,buf
      MOV   Cl, [DI]      ;元素个数
      XOR   CH,CH
      MOV   BL,CH
      INC   DI
LP1:  MOV   AL,[DI]
      TEST  AL,80H
      JZ    LP2
      INC   BL
LP2:  INC   DI
      LOOP  LP1
   	MOV   RES,BL
	MOV	AH,4CH
	INT	21H
CODE	ENDS
	END	 START