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int main()
{
const int a = 5;
int b[a];
return 0;
}
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void GetMemory(char *p, int num)
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p = (char *)malloc(sizeof(char) * num);
}
void Test(void)
{
char *str = NULL;
GetMemory(str, 100); // str ÈÔȻΪ NULL
strcpy(str, "hello"); // ÔËÐдíÎó
}
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