Re: [心得] 程式設計師應該懂多少?
今天在編 2.4 kernel 的時候,
學到了一個我之前都不知道的東西,
寫出來考考大家。
#include <stdio.h>
int main() {
int x = 5;
((void)0, x)++;
printf("%d\n", x);
return 0;
}
請問這段程式碼有什麼問題?為什麼?
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推
06/07 04:51, , 1F
06/07 04:51, 1F
推
06/07 09:23, , 2F
06/07 09:23, 2F
推
06/07 09:45, , 3F
06/07 09:45, 3F
推
06/07 11:00, , 4F
06/07 11:00, 4F
推
06/07 12:11, , 5F
06/07 12:11, 5F
推
06/07 12:28, , 6F
06/07 12:28, 6F
推
06/07 12:35, , 7F
06/07 12:35, 7F
推
06/07 13:22, , 8F
06/07 13:22, 8F
推
06/07 14:23, , 9F
06/07 14:23, 9F
推
06/07 14:28, , 10F
06/07 14:28, 10F
推
06/07 15:37, , 11F
06/07 15:37, 11F
推
06/07 15:56, , 12F
06/07 15:56, 12F
推
06/07 16:22, , 13F
06/07 16:22, 13F
推
06/07 16:33, , 14F
06/07 16:33, 14F
推
06/07 16:37, , 15F
06/07 16:37, 15F
推
06/07 19:48, , 16F
06/07 19:48, 16F
推
06/07 19:58, , 17F
06/07 19:58, 17F
推
06/07 22:41, , 18F
06/07 22:41, 18F
推
06/08 09:43, , 19F
06/08 09:43, 19F
→
06/08 09:44, , 20F
06/08 09:44, 20F
→
06/08 09:45, , 21F
06/08 09:45, 21F
推
06/08 17:08, , 22F
06/08 17:08, 22F
→
06/08 17:09, , 23F
06/08 17:09, 23F
推
06/08 17:31, , 24F
06/08 17:31, 24F
→
12/10 19:34, , 25F
12/10 19:34, 25F
→
12/10 19:35, , 26F
12/10 19:35, 26F
→
12/10 19:37, , 27F
12/10 19:37, 27F
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