What dose “End” at the end of the letter mean?
A. Something attached to the letter.
B. A complaint to the toy company.
C. A hidden message
D. An encouraging response.
第1题:
14、1=formal 2=informal 答案填写数字1或2 “Love” can be used to end a(n) ________ letter.
第2题:
循环队列放在一维数组A[0…M-1]中,end1指向队头元素,end2指向队尾元素的后一个位置。假设队列两端均可进行入队和出队操作,队列中最多能容纳M-1个元素。初始时为空,下列判断队空和队满的条件中,正确的是()。
A.队空:end1 == end2; 队满:end1 == (end2+1) mod M
B.队空:end1 == end2; 队满:end2 == (end1+1) mod (M-1)
C.队空:end2 == (end1+1)mod M; 队满:end1 == (end2+1) mod M
D.队空:end1 == (end2+1); 队满:end2 == (end1+1) mod (M-1)
第3题:
4、对于汉诺塔问题,假设盘子从上到下编号1,2,3,...,现在要把“start"柱子上的n个盘子移到"end"柱子,"mid"柱子为辅助。如果用(a,b,c)表示将编号a的盘子从b柱子移到c柱子,那么下面哪个列表表示两个盘子的解决方法?
A.[(1,"start","mid"),(1,"mid","end"),(2,"start","end")]
B.[(2,"start","end"),(1,"mid","end"),(1,"start","mid")]
C.[(1,"start","end"),(2,"start","end"),(1,"mid","end")]
D.[(1,"start","mid"),(2,"start","end")
第4题:
以下程序的运行结果为: a=15 if a>15: print(5,end="") if a>10: print(20,end="") if a>5: print(35,end="")
第5题:
55、循环队列存放在一维数组A[0..M-1]中,end1指向队头元素,end2指向队尾元素的后一个位置。假设队列两端均可进行入队和出队操作,队列中最多可容纳M-1个元素,初始时为空。下列判断队列为空和为满的条件中,正确的是()。
A.队空:end1= =end2;队满:end1==(end2+1)mod M
B.队空:end1== end2;队满:end2==(end1+1)mod (M-1)
C.队空:end2==(end1+1)mod M;队满:end1==(end2+1)mod M
D.队空:end1==(end2+1)mod M;队满:end2==(end1+1)mod (M-1)
第6题:
18、要取出矩阵A的第2到最后一列,应用以下哪个命令
A.A(2:end,:)
B.A(:,2:end)
C.A(2:end, 2:end)
D.A(:,:)