【多选题】关于算法特性描述正确的有: Which one is right about algorithm’s characterization:(there are more than one correct answers)
A.
算法描述中下一步执行的步骤不确定。 The next step in the implementation of the algorithm described is uncertain.
B.
组成算法的指令可以有限也可能无限。 Instructions which composite algorithms can be infinite or finite
C.
算法保证计算结果的正确性。Algorithm will ensure the correctness of the calculation results.
D.
算法的有穷性指算法必须在有限步骤内结束。The finite nature of algorithms means algorithm must be completed within a limited step.