math - 题库 - FJNU

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	8138	P1754B Kevin and Permutation constructive algorithms greedy math *800	0 / 0	3
	8134	P1758D Range = √Sum binary search brute force constructive algorithms math two pointers *1800	0 / 0	6
	8130	P1759B Lost Permutation math *800	0 / 0	3
	8129	P1759C Thermostat greedy math shortest paths *1100	0 / 0	3
	8126	P1759F All Possible Digits binary search data structures greedy math number theory *1800	0 / 0	6
	8125	P1759G Restore the Permutation binary search constructive algorithms data structures greedy math *1900	0 / 0	6
	8120	P1760E Binary Inversions data structures greedy math *1100	0 / 0	3
	8114	P1761D Carry Bit combinatorics math *2100	0 / 0	7
	8112	P1761F1 Anti-median (Easy Version) dp math *3100	0 / 0	10
	8111	P1761F2 Anti-median (Hard Version) combinatorics dp math *3500	0 / 0	10
	8252	P1762A Divide and Conquer greedy math number theory *800	0 / 0	3
	8250	P1762C Binary Strings are Fun combinatorics math *1400	0 / 0	4
	8248	P1762E Tree Sum combinatorics math trees *2600	0 / 0	10
	8244	P1763A Absolute Maximization bitmasks constructive algorithms greedy math *800	0 / 0	3
	8245	P1763B Incinerate binary search brute force data structures implementation math sortings *1200	0 / 0	4
	8242	P1763D Valid Bitonic Permutations combinatorics dp implementation math number theory *2200	0 / 0	8
	8241	P1763E Node Pairs dp graphs math number theory *2200	0 / 0	8
	8108	P1764B Doremy's Perfect Math Class math number theory *900	0 / 0	3
	8106	P1764D Doremy's Pegging Game combinatorics dp math *2000	0 / 0	7
	8095	P1765E Exchange brute force math *1000	0 / 0	3
	8090	P1765J Hero to Zero graph matchings math *2900	0 / 0	10
	8089	P1765K Torus Path greedy math *1500	0 / 0	5
	8087	P1765M Minimum LCM math number theory *1000	0 / 0	3
	8236	P1766D Lucky Chains math number theory *1600	0 / 0	5
	8230	P1767D Playoff combinatorics constructive algorithms dp greedy math *1500	0 / 0	5
	8229	P1767E Algebra Flash bitmasks brute force dp graphs math meet-in-the-middle trees *2500	0 / 0	9
	8280	P1768A Greatest Convex greedy math number theory	0 / 0	(无)
	8279	P1768B Quick Sort greedy math	0 / 0	(无)
	8276	P1768E Partial Sorting combinatorics math number theory	0 / 0	(无)
	8225	P1770C Koxia and Number Theory brute force chinese remainder theorem math number theory	0 / 0	(无)
	8223	P1770E Koxia and Tree combinatorics dfs and similar dp dsu math probabilities trees	0 / 0	(无)
	8222	P1770F Koxia and Sequence bitmasks combinatorics dp math number theory	0 / 0	(无)
	8221	P1770G Koxia and Bracket divide and conquer fft math	0 / 0	(无)
	8219	P1771A Hossam and Combinatorics combinatorics math sortings *900	0 / 0	3
	8217	P1771C Hossam and Trainees greedy math number theory *1600	0 / 0	5
	8211	P1772C Different Differences constructive algorithms greedy math *1000	0 / 0	3
	8210	P1772D Absolute Sorting constructive algorithms math *1400	0 / 0	4
	8206	P1772G Gaining Rating binary search greedy implementation math sortings two pointers *2200	0 / 0	8
	8191	P1773G Game of Questions bitmasks combinatorics dp fft math probabilities *2800	0 / 0	10
	8188	P1773J Jumbled Trees data structures math *2900	0 / 0	10
	8207	P1774A Add Plus Minus Sign constructive algorithms math *800	0 / 0	3
	8205	P1774B Coloring constructive algorithms greedy math *1500	0 / 0	5
	8270	P1775D Friendly Spiders graphs math number theory shortest paths	0 / 0	(无)
	8268	P1775F Laboratory on Pluto constructive algorithms dp greedy math	0 / 0	(无)
	8260	P1779A Hall of Fame constructive algorithms greedy math strings	0 / 0	(无)
	8259	P1779B MKnez's ConstructiveForces Task constructive algorithms fft math	0 / 0	(无)
	8266	P1783B Matrix of Differences constructive algorithms math	0 / 0	(无)
	8263	P1783E Game of the Year brute force data structures math number theory	0 / 0	(无)
	8398	P1838A Blackboard List constructive algorithms math *800	0 / 0	3
	8397	P1838B Minimize Permutation Subarrays constructive algorithms math *1100	0 / 0	3
	8396	P1838C No Prime Differences constructive algorithms math number theory *1400	0 / 0	4
	8394	P1838E Count Supersequences combinatorics dp math *2500	0 / 0	9
	8392	P1839A The Good Array greedy implementation math *800	0 / 0	3
	8386	P1840B Binary Cafe bitmasks combinatorics math *1100	0 / 0	3
	8385	P1840C Ski Resort combinatorics math two pointers *1000	0 / 0	3
	8379	P1840G1 In Search of Truth (Easy Version) constructive algorithms interactive math meet-in-the-middle probabilities *2200	0 / 0	8
	8380	P1840G1 In Search of Truth (Easy Version) constructive algorithms interactive math meet-in-the-middle probabilities *2200	0 / 0	8
	8378	P1840G2 In Search of Truth (Hard Version) constructive algorithms interactive math meet-in-the-middle probabilities *2500	0 / 0	9
	8373	P1841C Ranom Numbers brute force dp greedy math strings *1800	0 / 0	6
	8374	P1841C Ranom Numbers brute force dp greedy math strings *1800	0 / 0	6
	8370	P1841E Fill the Matrix data structures greedy math *2200	0 / 0	8
	8371	P1841E Fill the Matrix data structures greedy math *2200	0 / 0	8
	8367	P1842A Tenzing and Tsondu games math *800	0 / 0	3
	8369	P1842A Tenzing and Tsondu games math *800	0 / 0	3
	8365	P1842B Tenzing and Books bitmasks greedy math *1100	0 / 0	3
	8361	P1842E Tenzing and Triangle data structures dp geometry greedy math *2300	0 / 0	8
	8363	P1842E Tenzing and Triangle data structures dp geometry greedy math *2300	0 / 0	8
	8358	P1842G Tenzing and Random Operations combinatorics dp math probabilities *2800	0 / 0	10
	8360	P1842G Tenzing and Random Operations combinatorics dp math probabilities *2800	0 / 0	10
	8357	P1842H Tenzing and Random Real Numbers bitmasks dp graphs math probabilities *3000	0 / 0	10
	8352	P1843B Long Long greedy math two pointers *800	0 / 0	3
	8350	P1843C Sum in Binary Tree bitmasks combinatorics math trees *800	0 / 0	3
	8351	P1843C Sum in Binary Tree bitmasks combinatorics math trees *800	0 / 0	3
	8349	P1843D Apple Tree combinatorics dfs and similar dp math trees *1200	0 / 0	4
	8346	P1843F1 Omsk Metro (simple version) data structures dfs and similar dp graphs greedy math trees *1800	0 / 0	6
	8344	P1843F2 Omsk Metro (hard version) data structures dfs and similar divide and conquer dp math trees *2300	0 / 0	8
	8341	P1844B Permutations & Primes constructive algorithms math *1000	0 / 0	3
	8340	P1844C Particles dp greedy implementation math *1300	0 / 0	4
	8342	P1844C Particles dp greedy implementation math *1300	0 / 0	4
	8338	P1844D Row Major constructive algorithms greedy math number theory strings *1400	0 / 0	4
	8336	P1844F1 Min Cost Permutation (Easy Version) brute force constructive algorithms greedy math *2600	0 / 0	10
	8335	P1844F2 Min Cost Permutation (Hard Version) binary search constructive algorithms data structures greedy math sortings *2800	0 / 0	10
	8334	P1844G Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees *3000	0 / 0	10
	8333	P1844H Multiple of Three Cycles combinatorics data structures dp dsu math *3400	0 / 0	10
	8331	P1845A Forbidden Integer constructive algorithms implementation math number theory *800	0 / 0	3
	8332	P1845A Forbidden Integer constructive algorithms implementation math number theory *800	0 / 0	3
	8330	P1845B Come Together geometry implementation math *900	0 / 0	3
	8327	P1845D Rating System binary search brute force data structures dp dsu greedy math two pointers *1800	0 / 0	6
	8329	P1845D Rating System binary search brute force data structures dp dsu greedy math two pointers *1800	0 / 0	6
	8326	P1845E Boxes and Balls dp implementation math *2500	0 / 0	9
	8324	P1845F Swimmers in the Pool dp fft math number theory *2800	0 / 0	10
	8325	P1845F Swimmers in the Pool dp fft math number theory *2800	0 / 0	10
	8323	P1846A Rudolph and Cut the Rope implementation math *800	0 / 0	3
	8319	P1846D Rudolph and Christmas Tree constructive algorithms geometry math *1200	0 / 0	4
	8320	P1846E1 Rudolf and Snowflakes (simple version) brute force implementation math *1300	0 / 0	4
	8318	P1846E2 Rudolf and Snowflakes (hard version) binary search brute force implementation math *1800	0 / 0	6
	8311	P1847E Triangle Platinum? brute force combinatorics implementation interactive math probabilities *2900	0 / 0	10
	8310	P1847F The Boss's Identity binary search bitmasks data structures dfs and similar greedy math sortings *2500	0 / 0	9
	8309	P1848A Vika and Her Friends games math *900	0 / 0	3
	8308	P1848B Vika and the Bridge binary search data structures greedy implementation math sortings *1200	0 / 0	4

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