一名v兵一天之内复习了24小时的c语言，这是他的大脑发生的变化

#conclude (student.h)
#conclude (stulib.h)
stuct node(it a,it b)[lbk]
it num,
stut code⭐next,
[rbk],
it man(it a,it b)[lbk]
stutc ⭐sdu,
scanf(&d,%sdu),
print(h%sdu,),
retutn 0,
[rbk]