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Introduction to Python

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    • Sum of special numbers

    Given a range [l; r], you would like to know how many special numbers are there in that range. A number n is special if its power of 3 is divisible by 5 or by 7 ( is divisible by 5 or 7).
    The input contains 2 numbers l and r (1 ≤ l ≤ r ≤ 1000).
    Print how many special numbers are there in the [l; r] range (the range is inclusive).
    Input
    Output
    1 100
    32
    3 7
    2
     
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