题目内容
已知变量a、b已被赋值，要交换a、b的值，采用的算法是（ ）
| A．a =" b," b =" a" | B．a =" c," b =" a," c =" b" |
| C．a =" c," b =" a," c =" a" | D．c =" a," a =" b," b = c |
D
略
练习册系列答案
相关题目
，
的运算原理如图所示.设
.则
______；
在区间
上的最小值为______.
B．
C．
D．
是＿＿＿＿.
