strcpy报错，要怎么改代码

Question

struct stringy { char * str; int ct;};void set(stringy & s, const char * t);int main(){ stringy beany; char testing[] = "Reality isn't what it used to be."; set(beany, testing);        return 0;}void set(stringy & s, const char * t){ s.ct = strlen(t); s.str = new char[s.ct + 1]; strcpy(s.str, t);}