Overview: 7 questions will be solved this time.Among them
           ☆1 inequalities
           ☆1 arithmetic calculations
           ☆1 fraction calculations
           ☆2 integer calculations
           ☆1 calculations of prime factor

[ 1/7Inequality]
    Assignment:Find the solution set of inequality x/0 >1 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
         x / 0 >1         (1)

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    From inequality(1)：
         x ＞ 0

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    The final solution set is :
         x ＞ 0
[2/% Digital analysis]
    Assignment: Convert 2/0 to decimal.
    Question type: Convert fraction to decimal
    Solution:
Denominator cannot be 0, please re-enter!
[ 3/7 Fraction calculation ]
    Question type: Fractional division
    Original question: 7/6/0/3
    Solution:

7 6

÷

0

    Calculation result:

=

21 0

[4/7 Formula]
    Work: Calculate the value of equation lg(-1) .
    Question type: Mathematical calculation
    Solution:
          lg(-1)
        =lg(-1)
        =0
    Answer:lg(-1)=0
[5/% Digital analysis]
    Assignment: Convert 2/107 to decimal.
    Question type: Convert fraction to decimal
    Solution:
        2/107=0.01869158878504672897196261682242990654205607476635514
    *Note: Output 53 pure recurring decimals for this fraction,
        有53位（Underlined cyan font）circular section。
【6/7】-1234567890 , 1234567890 ;
    Input error！
[7/7 Digtal analysis]
    Work：Break -12 into prime factors.
    Question type: Resolving prime factor
    Solution:
        -12
    The comb entered is invalid!Please enter a prime number or a composite number.

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>>注：本次最多计算 7 道题。

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