Below you can find some proposed solutions to the problems posted here.

This post will contain a proposed solution to Problem #030 - efficiency at the beach starting from the 6th of March.

If you would like *your* solution to be featured here,
feel free to email me your solution!

This post contains my proposed solution to Problem #029 - hidden key 2. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #028 - hidden key. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #027 - pile of coconuts. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #026 - counting squares. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #025 - knight's tour. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #024 - hats in a line. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #023 - guess the polynomial. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #022 - coprimes in the crowd. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #021 - predicting coin tosses. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #020 - make 24 with 3 3 8 8. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #019 - fold the alphabet. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #018 - circle of hats. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #007 - binary multiples. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #006 - stacks of beans. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #005 - number me right. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #004 - solvability of the water buckets. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #003 - a quarrel in the Shire. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #002 - a bag full of numbers. Please do not read this solution before making a serious attempt at the problem.

This post contains my proposed solution to Problem #001 - a dancing triangle. Please do not read this solution before making a serious attempt at the problem.