| Problem name | | In short | Forum |
| 51004 - Word Search Game (-) |
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| 03. 50673 - DNA Testing |
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Find the longest matching DNA string |
Discussion (1) » |
| 06. 50714 - The knight |
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Find the knight's route to all the squares |
Discussion (1) » |
| 12. 50723 - Tribonacci |
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Find the nth element of the tribonacci sequence |
Clarifications (1) » |
| 04. 50649 - Puzzle |
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Find all the numbers that satisfy the rule |
Discussion (1) » |
| 01. 50722 - Scientist's problem |
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Chains of length n of atoms |
Discussion (1) » |
| 02. 50376 - Sequences |
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nth Element of a Sequence |
Discussion (1) » |
| 05. 50713 - Castle and the girls |
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Find all the patterns that satisfy the requirement |
Discussion (1) » |
| 08. 50370 - Number of rectangles in a matrix |
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How many rectangles are there in the given matrix? |
Discussion (1) » |
| 09. 50716 - All Palindromes |
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Find all subsequences that are palindromes |
Discussion (1) » |
| 10. 50475 - Voice advertising |
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Find the best advertising spot |
Discussion (1) » |
| 11. 50476 - Meditation |
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Sort the people in order of the requirements |
Discussion (1) » |
| 07. 50715 - Zero Sum |
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Find all the ways of reaching zero with numbers from 1 to n |
Discussion (2) » |