問兩個我面試時預到的C問題
[問題一]
unsign long v1 = 0x 00001111
unsign long v2 = 0x 00001202
unsign long v
v= v1&(~v2)
v= v|v2
請問這種位元運算有什麼方法教有效率的算法?
我只會笨笨的轉換成二進位作運算再轉回16進位
[問題二]
Rewrite *((*papf)[3])(char *) as typedef _______
完全看不懂再問什麼?
感謝各位賜教啦
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