�n�����I(y��): su = 0 i = 0 while True: a = input��"Ո(q��ng)ݔ��W(xu��)�T�ɿ�(j��):"�� if a == "q" or a == "Q": print��"һ����룺",i,"��(g��)�W(xu��)�T"�� print��"�W(xu��)�Tƽ���ɿ�(j��)?y��u)?",su/i�� break elif int��a�� < 0: print��"���ɿ�(j��)�oЧ"�� else: su += int��a�� i += 1

�ώ��o�ą������޶����˔�(sh��)�������m��(d��ng)�޸����x�x�ώ���˼· i=0 s=0 while True: a=��input��"Ո(q��ng)ݔ��W(xu��)�T�ɿ�(j��)��q��Q�˳�����"���� if a=="q" or a=="Q" : print��"�����ɣ��˳���"�� break score=float��a�� s=s+score if score<0: print��"���ijɿ�(j��)�oЧ"�� continue i +=1 avr=s/i print��"һ�������",i,"��(g��)�W(xu��)�T"�� print��"�W(xu��)�T��ƽ���ɿ�(j��)?y��u)?quot;,avr��

��ʲô�ǃɂ�(g��)�y(c��)ԇ��