题目内容
(请给出正确答案)
[主观题]
设数组A[0,m]作为循环队列sq的存储空间,front为队头指针,rear为队尾指针,则执行入队操作的语句是
()
A.sq.front=(sq.front+1)%m
B.sq.front=(sq.front+1)%(m+1)
C.sq.rear=(sq.rear+1)%m
D.sq.rear=(sq.rear+1)%(m+1)
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A.sq.front=(sq.front+1)%m
B.sq.front=(sq.front+1)%(m+1)
C.sq.rear=(sq.rear+1)%m
D.sq.rear=(sq.rear+1)%(m+1)
A.(rear-length+m+1)%m
B.(rear-length+m)%m
C.(rear-length+m-1)%m
D.(rear-length)%m
A.Q[4]
B.Q[5]
C.Q[14]
D.Q[15]
A.==(r+1)%n
B.(r - 1)%n==f
C.== r
D.(f + 1)%n == f
A.r-f
B.r-f-1
C.(r-f)%N+1
D.(r-f+N)%N
A.qu.rear++
B.qu.rear=(qu.rear+1)%N
C.qu.front++;
D.qu.front=(qu.front+1)%N
A.(i+1)*n+j
B.i*n+j-1
C.i*m+j
D.i*(m+1)+j-1
A.R-F
B.F-R
C.(R-F+M)%M
D.(F-R+M)%M
A.(rear-front+m)mod m
B.(rear-front+1)mod m
C.(rear-front-1+m)mod m
D.(rear-front)mod m
循环队列用数组A[0…m-1]存放其元素值,已知其头尾指针分别是front和rear,则当前队列中的元素个数是()
A.(rear-front+m)MODm
B.rear-fomt+1
C.rear-fribt-1
D.rear-front