作者查詢 / Fenikso
作者 Fenikso 在 PTT [ C_and_CPP ] 看板的留言(推文), 共322則
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9F推:我想問題在為什麼compiler會把(~x) cast成int..07/21 19:05
10F→:standard有規定?07/21 19:05
9F推:那只是範例..07/20 18:27
5F推:我猜.. 他只是要你用if判斷該印哪種形狀07/14 23:53
6F→:print的地方寫死就好 不要想太多07/14 23:53
8F推:我覺得他比較的基準不是巨集和function,07/06 22:28
9F→:是巨集和手動copy&paste07/06 22:28
10F→:所以不影響效率07/06 22:28
11F推:是跑起來的performance啊, 但是不是macro跟function比07/06 22:35
12F推:我回個文好了XD07/06 22:46
6F推:在compile參數裡面加個-std=c99就好07/02 18:20
14F推:問題是VC++6.0並不支援c++...06/27 17:54
15F推:再怎麼人性也沒用...06/27 18:04
8F推:寫死在code裡面的switch case就算有1000000項也是O(1)06/25 03:42
10F推:no, 1000000 is a constant06/26 00:37
13F推:我想講的只是.. n是input size, switch的數量並不會因為06/26 02:20
14F→:input而改變, 所以就算裡面有100000個case也還是constant06/26 02:20
15F→:time06/26 02:20
16F→:這點yauhh講的並沒有錯06/26 02:21
1F推:float PTM::*意思是指向PTM裡面的float變數的指標06/18 17:38
2F→:用法跟pointer to member function差不多06/18 17:38
3F→:名字.. 就叫pointer to member吧(汗)06/18 17:39
9F推:http://msdn.microsoft.com/en-us/library/64sa8b1e.aspx06/18 04:26
10F→:看第一個範例06/18 04:26
2F推:vector<float> data2(data1, data1+data1_size);06/15 19:44