Why not RE?

P8306 【模板】字典树

mincrafter_or_cy @ 2024-12-08 09:48:44

我有个疑问:

为什么定义时:

t[3000005][65];

清空时:

for(int i=0;i<=idx;i++)
            for(int j=0;j<=122;j++)
                t[i][j]=0;

by LionBlaze @ 2024-12-08 09:53:28

@mincrafter_or_cy because Undefined behaviour.


by mincrafter_or_cy @ 2024-12-08 10:00:02

@LionBlaze 可以使用中文吗?


by LionBlaze @ 2024-12-08 10:01:31

@mincrafter_or_cy 因为未定义行为。


by mincrafter_or_cy @ 2024-12-08 10:03:35

@LionBlaze@[LionBlaze] ty


by LionBlaze @ 2024-12-08 10:03:47

因为 void check(int x) { if(x*x>=0) xiaoshuo(); } /*...*/ check(114514114);


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