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sritama

  • 4 years ago

Consider a list of numbers between 1 and n. How many of them are not 3 times another number on the list ?

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  1. Arnab09
    • 4 years ago
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    numbers except in form 3k

  2. sritama
    • 4 years ago
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    so how will u express it??

  3. Arnab09
    • 4 years ago
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    [ ] is the greatest integer function

  4. Arnab09
    • 4 years ago
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    forget those

  5. Arnab09
    • 4 years ago
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    n-[n/3]

  6. experimentX
    • 4 years ago
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    n - round up to lower integer[n/3]

  7. Arnab09
    • 4 years ago
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    greatest integer function, if n is a real number, [n] is the greatest integer less than n we express the fractional part as{n} so, n=[n]+{n}

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