Two pillars arithmetic 3

Two pillars arithmetic 3

Poor two pillars ... Once again the pit ...

The teacher added the requirements on the basis of the last "two pillars Arithmetic 2", as follows:

1, the students write the program must be able to determine the user's input answer is correct. Until the end of the topic, tell the user to do several questions.

2, the program must be able to handle four kinds of operation of the mixed mode.

Note: Continuous subtraction and division should follow the left binding rule.

Continuous division to parentheses, otherwise it will cause ambiguity.

First, the experimental ideas

Second, the experimental source code

Iii. Summary and reflection of the experiment

Finally, attach my and my little partner's work photo ... No positive face. Teachers don't mind la La la ~ ~ ~

Small Partner Blog Content page: http://www.cnblogs.com/kongyuhang/p/5295894.html

Iv. PSP and Bug logs

Two pillars arithmetic 3