由二进制移位想到的
摘要:写字符转换成数值程序时想到的,对二进制数来说,左移是乘2,右移是除以2.推而广之,对十进制数来说乘以10是左移一位,对十六进制数来说乘以16是左移一位。同样对于右移。(算数移位)
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posted @ 2011-04-28 22:38
posted @ 2011-04-28 22:38
posted @ 2011-04-26 22:51
posted @ 2011-04-26 22:18
posted @ 2011-04-25 21:49