①处应填( )
0
n
1
-1
②处应填( )
1
2
n
0
③处应填(
stack2[top2]=stackl[top1]
top1=top2
stack2[top1]=stackl[top1]
stack2[top1]=stack1[top2]
④处应填()
stackl[top1]=stack2[top1]
stackl[top2]-stack2[top1]
stackl[top1]=stack2[top2]
stack1[top2]-stack2[top2]
⑤处应填()
top1
top2
top1-1
top2-1
①处应填( )
k%c+1
k%c
k
(k+1)%c
②处应填( )
s[n]=q[head]
s[n]=tail
s[n]=head
s[n]=q[tai1]
③处应填( )
q[tai1]
tail
head
q[head]
④处应填( )
q[tail+1]
tail
q[head]
q[head+ 1]
⑤处应填()
tail
q[tai1+1]
q[tai1]
q[head]
⑥处应填( )
previous (head)
next(head)
previous(tail)
next(tail)