March 13 Friday Classroom Exercise: Test Arithmetic II (select a condition)

Test conditions: The range of random number values

1, when negative and 0 o'clock prompts re-enter

2. When the number of topics is greater than the range of random numbers, such as 1 o'clock, produces the same arithmetic relationship

3. When entering letters and other special characters, the program crashes

4, when the input value is too large, prompt re-input (the maximum value of 99999999999999, 14 9)

Through this test found that their program is not strong enough, a lot of bugs, the late should be good to find out the program bug solved.

March 13 Friday Classroom Exercise: Test Arithmetic II (select a condition)