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WhatsUp
  • Member for 5 years, 2 months
  • Last seen this week
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82
answers
17
questions
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218
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48
Posts
48
Posts %
140
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24
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24
Posts %
94
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16
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16
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69
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11
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11
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58
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13
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13
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6
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6
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Top posts
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answer
29
Which person is telling the truth?
Oct 12, 2019
question
27
The "Loop of rope" dilemma
Nov 2, 2021
answer
27
Right-Turn-Only Maze
May 31, 2022
answer
21
If O^3=DAD and (IM)^2=MOM, then what is MAID?
May 5, 2021
question
21
Beans under the chessboard
Apr 29, 2021
question
21
Amoebas escaping the prison
Nov 29, 2020
answer
21
Prime tree game
Oct 24, 2019
answer
16
Board with all 2020s
Aug 25, 2020
answer
16
The Blank Sudoku
Jan 18, 2021
answer
15
Evaluation of points in a contest
Nov 11, 2021
Top network posts
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33
On the polynomial $\sum_{k=0}^n\binom{n}{k}(-1)^kX^{k(n-k)}$
25
The $2\pi$ in the definition of the Fourier transform
23
A finite alternating sum
20
Inverse of special upper triangular matrix
19
Harmonic sums and elementary number theory