Solutions for Round 2

Problem 1: Foldings
Problem 2: Game
Problem 3: Unlucky... Zeroes?


Problem 1: Foldings

Correcting the problem took a longer time because, for a test, the solution wasn't unique. There were very good programs, which gave valid solutions to all the given tests. There were also solutions which, after a folding, re-defined the columns, from left to right, further on from a.

Tests

We chose a source that led to correct results:

Solution no. 1 (Pascal)


Problem 2: Game


Problem 3: Unlucky... Zeroes?

Congratulations! This problem was solved succesfully by almost everyone.

Tests

Attention:

Good sources:

Solution no. 1 (Pascal)
Solution no. 2 (C)


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