【正文】
JNZ LOP JMP INPUT SHENGYIN: SING: MOV BX,200 CALL SOUND MOV BX,1000 CALL SOUND JMP DELAY SOUND PROC MOV AL,10110110B OUT 43H,AL PUSH SI MOV SI,OFFSET FLAG CMP [SI],39。選擇ENTER則修改密碼 JZ A6 CMP AL,08H 。選擇ESC則退出 JZ EXIT CMP AL,0DH 。屏幕顯示,菜單選項 LEA DX,STRb INT 21H MOV AH,1 。選擇ESC則退出 JZ EXIT CMP AL,0DH 。F39。輸入密碼 LEA DX,OFFSET TRYKEY INT 21H MOV AH,9 。 STRd DB 39。,0DH,0AH DB 39。 ENTER:Choice to go on。,0DH,0AH DB 39。,0DH,0AH DB 39。 STR4 DB 39。 TRYKEY DB 7 DB ? DB 7 DUP (?) OLDKEY DB 7 DB ? DB 7 DUP (?) NEWKEY1 DB 7 DB ? DB 7 DUP (?) NEWKEY2 DB 7 DB ? DB 7 DUP (?) FLAG DB 1 DB ? ESUM DB 0 STR1 DB 39。$39。Please Input old keycode:39。Please ReInput new keycode:39。The two keycodes are different!39。$39。ESC: