Problem Set - math - SAST OJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	6232	P662D International Olympiad constructive algorithms greedy implementation math *2000	0 / 0	7
	6230	P663A Rebus constructive algorithms expression parsing greedy math *1800	0 / 0	6
	6229	P664A Complicated GCD math number theory *800	0 / 0	3
	6223	P665F Four Divisors data structures dp math number theory sortings two pointers *2400	0 / 0	9
	6217	P667A Pouring Rain geometry math *1100	0 / 0	3
	6215	P669A Little Artem and Presents math *800	0 / 0	3
	6214	P670A Holidays brute force constructive algorithms greedy math *900	0 / 0	3
	6198	P675A Infinite Sequence math *1100	0 / 0	3
	6197	P675B Restoring Painting brute force constructive algorithms math *1400	0 / 0	4
	6192	P676B Pyramid of Glasses implementation math math *1500	0 / 0	5
	6189	P676E The Last Fight Between Human and AI math *2400	0 / 0	9
	6187	P677B Vanya and Food Processor implementation math *1400	1 / 1	4
	6183	P678A Johny Likes Numbers implementation math *800	0 / 0	3
	6181	P678C Joty and Chocolate implementation math number theory *1600	0 / 0	5
	6180	P678D Iterated Linear Function math number theory *1700	0 / 0	5
	6179	P678E Another Sith Tournament bitmasks dp math probabilities *2200	0 / 0	8
	6177	P679A Bear and Prime 100 constructive algorithms interactive math *1400	0 / 0	4
	6174	P679D Bear and Chase brute force dfs and similar graphs implementation math probabilities *2900	0 / 0	10
	6165	P682A Alyona and Numbers constructive algorithms math number theory *1100	0 / 0	3
	6157	P683D Chocolate Bar special problem math 1400	0 / 0	4
	6150	P685A Robbers' watch brute force combinatorics dp math *1700	0 / 0	5
	6148	P685C Optimal Point binary search math *2900	0 / 0	10
	6142	P687B Remainders Game chinese remainder theorem math number theory *1800	0 / 0	6
	6137	P688B Lovely Palindromes constructive algorithms math *1000	0 / 0	3
	6134	P689C Mike and Chocolate Thieves binary search combinatorics math *1700	0 / 0	5
	6111	P691D Swaps in Permutation dfs and similar dsu math *1700	0 / 0	5
	6107	P696B Puzzles dfs and similar math probabilities trees *1700	0 / 0	5
	6106	P696C PLEASE combinatorics dp implementation math matrices *2000	0 / 0	7
	6102	P697A Pineapple Incident implementation math *900	0 / 0	3
	6101	P697B Barnicle brute force implementation math strings *1400	0 / 0	4
	6098	P698C LRU bitmasks dp math probabilities *2400	0 / 0	9
	6097	P698D Limak and Shooting Points brute force geometry math *2600	0 / 0	10
	6092	P700A As Fast As Possible binary search math *1900	0 / 0	6
	6086	P701B Cells Not Under Attack data structures math *1200	0 / 0	4
	6083	P702B Powers of Two brute force data structures implementation math *1500	0 / 0	5
	6081	P702D Road to Post Office math *1900	0 / 0	6
	6077	P703B Mishka and trip implementation math *1400	0 / 0	4
	6071	P704C Black Widow dp graphs implementation math *2900	0 / 0	10
	6067	P705B Spider Man games math *1100	0 / 0	3
	6059	P707C Pythagorean Triples math number theory *1500	0 / 0	5
	6055	P708B Recover the String constructive algorithms greedy implementation math *1900	0 / 0	6
	6052	P708E Student's Camp dp math *3100	0 / 0	10
	6047	P710C Magic Odd Square constructive algorithms math *1500	0 / 0	5
	6046	P710D Two Arithmetic Progressions math number theory *2500	0 / 0	9
	6040	P711D Directed Roads combinatorics dfs and similar graphs math *1900	0 / 0	6
	6039	P711E ZS and The Birthday Paradox math number theory probabilities *2300	0 / 0	8
	6038	P712A Memory and Crow implementation math *800	0 / 0	3
	6036	P712C Memory and De-Evolution greedy math *1600	0 / 0	5
	6035	P712D Memory and Scores combinatorics dp math *2200	0 / 0	8
	6034	P712E Memory and Casinos data structures math probabilities *2500	0 / 0	9
	6028	P714A Meeting of Old Friends implementation math *1100	0 / 0	3
	6026	P715A Plus and Square Root constructive algorithms math *1600	0 / 0	5
	6022	P715E Complete the Permutations combinatorics fft graphs math *3400	0 / 0	10
	6019	P717A Festival Organization combinatorics math number theory *2900	0 / 0	10
	6012	P717H Pokermon League challenge math probabilities *2400	0 / 0	9
	6010	P718A Efim and Strange Grade dp implementation math *1700	0 / 0	5
	6009	P718C Sasha and Array data structures math matrices *2300	0 / 0	8
	5997	P721B Passwords implementation math sortings strings *1100	0 / 0	3
	5995	P721D Maxim and Array constructive algorithms data structures greedy math *2000	0 / 0	7
	5987	P723A The New Year: Meeting Friends implementation math sortings *800	0 / 0	3
	5980	P724B Batch Sort brute force greedy implementation math *1500	0 / 0	5
	5979	P724C Ray Tracing greedy hashing implementation math number theory sortings *1800	0 / 0	6
	5975	P724G Xor-matic Number of the Graph bitmasks graphs math number theory trees *2600	0 / 0	10
	5973	P725B Food on the Plane implementation math *1200	0 / 0	4
	5967	P727A Transformation: from A to B brute force dfs and similar math *1000	0 / 0	3
	5965	P727C Guess the Array constructive algorithms interactive math *1400	0 / 0	4
	5958	P729D Sea Battle constructive algorithms greedy math *1700	0 / 0	5
	5952	P730D Running Over The Bridges greedy implementation math *2200	0 / 0	8
	5938	P731F Video Cards brute force data structures implementation math number theory *1900	0 / 0	6
	5937	P732A Buy a Shovel brute force constructive algorithms implementation math *800	0 / 0	3
	5935	P732C Sanatorium binary search constructive algorithms greedy implementation math *1200	0 / 0	4
	5930	P733B Parade math *1100	0 / 0	3
	5927	P733E Sleep in Class constructive algorithms data structures math two pointers *2400	0 / 0	9
	5924	P734B Anton and Digits brute force greedy implementation math *800	0 / 0	3
	5920	P734F Anton and School bitmasks constructive algorithms implementation math *2500	0 / 0	9
	5917	P735C Tennis Championship combinatorics constructive algorithms greedy math *1600	0 / 0	5
	5916	P735D Taxes math number theory *1600	0 / 0	5
	5914	P736D Permutations math matrices *2800	0 / 0	10
	5913	P736E Chess Championship constructive algorithms flows greedy math *2900	0 / 0	10
	5911	P737F Dirty plates constructive algorithms math *3300	0 / 0	10
	5906	P739E Gosha is hunting brute force data structures dp flows math probabilities sortings *3000	0 / 0	10
	5903	P741A Arpa's loud Owf and Mehrdad's evil plan dfs and similar math *1600	0 / 0	5
	5898	P742A Arpa’s hard exam and Mehrdad’s naive cheat implementation math number theory *1000	0 / 0	3
	5897	P742B Arpa’s obvious problem and Mehrdad’s terrible solution brute force math number theory *1500	0 / 0	5
	5894	P743C Vladik and fractions brute force constructive algorithms math number theory *1500	0 / 0	5
	5884	P746A Compote implementation math *800	0 / 0	3
	5882	P746C Tram constructive algorithms implementation math *1600	0 / 0	5
	5881	P746D Green and Black Tea constructive algorithms greedy math *1500	0 / 0	5
	5880	P746E Numbers Exchange greedy implementation math *1900	0 / 0	6
	5877	P747A Display Size brute force math *800	0 / 0	3
	5872	P747F Igor and Interesting Numbers brute force combinatorics dp math *2500	0 / 0	9
	5871	P748A Santa Claus and a Place in a Class implementation math *800	0 / 0	3
	5869	P748C Santa Claus and Robot constructive algorithms math *1400	0 / 0	4
	5865	P749A Bachgold Problem greedy implementation math number theory *800	0 / 0	3
	5860	P750A New Year and Hurry binary search brute force implementation math *800	0 / 0	3
	5858	P750C New Year and Rating binary search greedy math *1600	0 / 0	5
	5852	P753A Santa Claus and Candies dp greedy math *1000	0 / 0	3
	5844	P755A PolandBall and Hypothesis brute force graphs math number theory *800	0 / 0	3
	5838	P755G PolandBall and Many Other Balls combinatorics divide and conquer dp fft math number theory *3200	0 / 0	10
	5833	P756E Byteland coins combinatorics dp math *3200	0 / 0	10

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