ID Problem Show tags Hide tags AC / Tried Difficulty
4716 P682A   Alyona and Numbers 0 / 0 (None)
4693 P687B   Remainders Game 0 / 0 (None)
4660 P691F   Couple Cover 0 / 0 (None)
4646 P698F   Coprime Permutation 0 / 0 (None)
4625 P703E   Mishka and Divisors 0 / 0 (None)
4610 P707C   Pythagorean Triples 0 / 0 (None)
4597 P710D   Two Arithmetic Progressions 0 / 0 (None)
4590 P711E   ZS and The Birthday Paradox 0 / 0 (None)
4570 P717A   Festival Organization 0 / 0 (None)
4539 P722F   Cyclic Cipher 0 / 0 (None)
4530 P724C   Ray Tracing 0 / 0 (None)
4526 P724G   Xor-matic Number of the Graph 0 / 0 (None)
4489 P731F   Video Cards 0 / 0 (None)
4469 P735B   Urbanization 0 / 0 (None)
4467 P735D   Taxes 0 / 0 (None)
4449 P742A   Arpa’s hard exam and Mehrdad’s naive cheat 0 / 0 (None)
4448 P742B   Arpa’s obvious problem and Mehrdad’s terrible solution 0 / 0 (None)
4445 P743C   Vladik and fractions 0 / 0 (None)
4416 P749A   Bachgold Problem 0 / 0 (None)
4395 P755A   PolandBall and Hypothesis 0 / 0 (None)

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