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JKHA's user avatar
JKHA's user avatar
JKHA's user avatar
JKHA
  • Member for 5 years, 10 months
  • Last seen this week
31 votes
Accepted

What is ls Largest Number Formed by only moving two sticks in 508?

13 votes
Accepted

Multilanguage generalization of "What number is that? Asks Grandpa"

7 votes
Accepted

Prime sums in a 3x3 grid

6 votes
Accepted

Fastest draw from opening position in chess

6 votes
Accepted

A queue of countries

5 votes

Find the wrong number in the given series: 6, 12, 21, 36, 56, 81?

5 votes

Smallest integer whose first n multiples contain the digit 1

3 votes

Consecutive numbers whose digital sum in base 10 is the same as in base 2

3 votes

Create integers using 1, 2, 3, 4, 5, 6, 7 and +, -

3 votes
Accepted

Prime sums in a 3x3 grid version 2

1 vote

Village with no boys

1 vote

What is 5 equal to?

1 vote

It looks similar, but not the same

0 votes

A Maximising Puzzle Gift for my Girlfriend and I's 28th month Anniversary