把几十个苹果平均分成若干份,每份9个余8个,每份8个余7个,每份4个余3个.这堆苹果共有______个.
9×8-1=71(个);
答:这堆苹果共有71个.
故答案为:71.
He went into his room, the light and began to work.
A.has turned on
B.turned off
C.turned on
D.has turned off
下面哪一种存储介质写入数据后无法修改()。
A.EPROM
B.EEPROM
C.PROM
D.FlashROM