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  • Member for 7 years, 8 months
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24 votes
12 answers
1k views

Ternary Triangles

23 votes
24 answers
2k views

Words that Contain Digits

23 votes
25 answers
1k views

Binary Sequences

22 votes
11 answers
1k views

Mark a UKMT IMC Paper

22 votes
2 answers
767 views

Matrices Generated Using Rectangles

21 votes
11 answers
3k views

Unicode Fractions

17 votes
25 answers
2k views

Binary Substrings

16 votes
5 answers
1k views

Wolves and Chickens

14 votes
14 answers
941 views

Compare Two Lists by Their Maximum

7 votes
6 answers
454 views

Alice's Tea Party

6 votes
2 answers
237 views

Balanced and Centre-Free Sets of Points

5 votes
1 answer
376 views

Bobby's Booby-Trapped Safe

3 votes
1 answer
445 views

Maximum Area of a Polygon with Vertices of a Polygon [closed]

2 votes
1 answer
300 views

Syllables in a Number [closed]