How PCI Works | PCI工作原理 Your computer's components work together through a bus. Learn about the PCI bus and PCI card, such as the one above. See more computer hardware pictures. The power and speed of computer components has increased at a steady rat…
UVA 10620 - A Flea on a Chessboard 题目链接 题意:给定一个跳蚤位置和移动方向.如今在一个国际象棋棋盘上,左下角为黑格,一个格子为s*s,推断是否能移动到白格子.问要移动多少次才干到白格,边界不算白格. 思路:利用鸽笼原理落在黑格子和边界上的一共同拥有(s + 1)^2个点,也就是说.假设形成循环,周期肯定在这之内.所以能够不断去模拟跳格子,直到踩到白格,或者踩到之前落到过的黑格就结束 只是事实上还有更优的方法,由于跳蚤跳跃路径为直线,观察下能够发现假设能够到白…
发音相似容易混淆的词汇 alteration 英 [ɔːltə'reɪʃ(ə)n; 'ɒl-] 美 [,ɔltə'reʃən] n. 修改,改变:变更 alteration /ˌɔːltəˈreɪʃən/ TEM4 1.N-COUNT An alteration is a change in or to something. 改动 例: Making some simple alterations to your diet will make you feel fitter. 对你的饮食…