c語言兩個字符串數組的連接 通過地址搞定

#define _CRT_SECURE_NO_WARNINGS
#include 
void link(char *s,char *t)
{
	while (*s != '\0')
	{
		s++;
	}
	while (*t != '\0')
	{
		*s++ = *t++;
	}
	*s = '\0';
}
int main()
{
	char p[128] = "123";
	char *q = "456";
	link(p, q);
	printf("連接後的p:%s", p);
	system("pasue");
	getchar();
	return 0;
}