作者查詢 / peterwu4
作者 peterwu4 在 PTT [ C_and_CPP ] 看板的留言(推文), 共75則
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4F推: 應該純粹就是因為func1的messages是個矩陣,本身就是04/21 17:33
5F→: pointer,宣告成pointer的pointer,所以才這樣子傳遞參04/21 17:35
6F→: 數的~04/21 17:35
9F推: qt不熟,但是只要func1傳入的字串被釋放記憶體前,都不04/21 17:54
10F→: 會有問題,大家指到的位置都是s1,s2存放內容的矩陣位置04/21 17:55
14F推: 了解~04/21 18:08
4F推: 找教授做專題~~~ 順便賺賺獎學金生活費XDD03/30 00:05
14F推: namespace ?02/13 10:23
10F推: 我好無聊,竟然幫忙看了… 預期的輸出是兩行0和1嘛?02/03 13:11
11F→: 輸出是1 1是因為0那一個WCHAR array被後一個蓋掉了02/03 13:13
13F推: 先假設你不是裝瘋賣傻(XD),如果你想得到'h'所在的位址01/23 18:27
14F→: ,那你printf裡的輸出格式為什麼是%c呢?01/23 18:28
2F推: 要不要試試 argv[1][0] == '0' 字元比字元才公平XDD12/29 23:45
11F推: <algorithm>裡有個transform的函式12/20 16:42
12F→: https://ideone.com/GYa3Z812/20 16:42
17F推: sorry...12/20 20:08
18F→: 最近在練coding12/20 20:08
1F→: 好像不是在講list,不過用container蠻好做的12/12 18:02
5F→: 是啊,搞錯了12/14 00:51
8F→: 可以去cplusplus或是cppreference看一下list這個contai-12/19 11:30
9F→: ner的特性,它和vector實現的方式是不一樣的~12/19 11:30
11F推: 你講的區域變數是一個指標(先不理它特殊的身份),回傳就12/16 16:10
12F→: 是複製一份新的,像你的例子是把current最後的內容回傳12/16 16:12
13F→: last_node,然後last_node裡面的內容就指著最後一個node12/16 16:13
14F推: 面 last_node->next = new_node;12/16 16:16
15F→: 的記憶體位置,然後你new的node就接在原來last_node的後12/16 16:17
16F→: 怎麼推文也可以亂掉XD12/16 16:17
17F→: 我猜你可能是和c++講的reference觀念混到了,如果是回傳12/16 16:22
18F→: 指定的內容是ref,回傳local variable就會出問題12/16 16:24
18F推: 其實不複雜,換完值後,要刪除的點就是葉子或是一個子12/14 22:44
19F→: node的點,利用recursive的概念,把那個點再餵回去就可12/14 22:46
20F→: 以處理掉12/14 22:46
24F推: ^^"12/16 16:20