Problem Set - implementation - SAST OJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	421	codeforces#P1820A Yura's New Name implementation strings *800	0 / 0	3
	417	codeforces#P1821C Tear It Apart brute force implementation math strings *1300	0 / 0	4
	413	codeforces#P1822A TubeTube Feed brute force implementation *800	0 / 0	3
	399	codeforces#P1824A LuoTianyi and the Show greedy implementation *1400	0 / 0	4
	391	codeforces#P1826A Trust Nobody brute force greedy implementation sortings *1200	0 / 0	4
	387	codeforces#P1826E Walk the Runway bitmasks brute force data structures dp graphs implementation sortings *2400	0 / 0	9
	376	codeforces#P1829A Love Story implementation strings *800	0 / 0	3
	375	codeforces#P1829B Blank Space implementation *800	0 / 0	3
	374	codeforces#P1829C Mr bitmasks greedy implementation *800	0 / 0	3
	373	codeforces#P1829D Gold Rush brute force dfs and similar dp implementation *1000	0 / 0	3
	372	codeforces#P1829E The Lakes dfs and similar dsu graphs implementation *1100	0 / 0	3
	370	codeforces#P1829G Hits Different data structures dp implementation math *1600	0 / 0	5
	358	codeforces#P1832C Contrast Value greedy implementation *1200	0 / 0	4
	357	codeforces#P1832D1 Red-Blue Operations (Easy Version) binary search greedy implementation math *2100	0 / 0	7
	356	codeforces#P1832D2 Red-Blue Operations (Hard Version) binary search constructive algorithms greedy implementation math *2400	0 / 0	9
	353	codeforces#P1833A Musical Puzzle implementation strings *800	0 / 0	3
	348	codeforces#P1833F Ira and Flamenco combinatorics constructive algorithms data structures implementation math sortings two pointers *1700	0 / 0	5
	347	codeforces#P1833G Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees *1800	0 / 0	6
	343	codeforces#P1834D Survey in Class brute force data structures greedy implementation sortings *1900	0 / 0	6
	342	codeforces#P1834E MEX of LCM binary search data structures implementation math number theory *2300	0 / 0	8
	340	codeforces#P1835A k-th equality brute force implementation math *1700	0 / 0	5
	335	codeforces#P1835F Good Graph bitmasks dfs and similar graph matchings graphs implementation *3500	0 / 0	10
	334	codeforces#P1836A Destroyer implementation sortings *800	0 / 0	3
	327	codeforces#P1837F Editorial for Two binary search data structures greedy implementation *2400	0 / 0	9
	320	codeforces#P1839A The Good Array greedy implementation math *800	0 / 0	3
	315	codeforces#P1840A Cipher Shifer implementation strings two pointers *800	0 / 0	3
	311	codeforces#P1840E Character Blocking data structures hashing implementation *1600	0 / 0	5
	306	codeforces#P1841B Keep it Beautiful implementation *1000	0 / 0	3
	283	codeforces#P1844C Particles dp greedy implementation math *1300	0 / 0	4
	278	codeforces#P1844G Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees *3000	0 / 0	10
	276	codeforces#P1845A Forbidden Integer constructive algorithms implementation math number theory *800	0 / 0	3
	275	codeforces#P1845B Come Together geometry implementation math *900	0 / 0	3
	272	codeforces#P1845E Boxes and Balls dp implementation math *2500	0 / 0	9
	270	codeforces#P1846A Rudolph and Cut the Rope implementation math *800	0 / 0	3
	269	codeforces#P1846B Rudolph and Tic-Tac-Toe brute force implementation strings *800	0 / 0	3
	266	codeforces#P1846E1 Rudolf and Snowflakes (simple version) brute force implementation math *1300	0 / 0	4
	265	codeforces#P1846E2 Rudolf and Snowflakes (hard version) binary search brute force implementation math *1800	0 / 0	6
	264	codeforces#P1846F Rudolph and Mimic constructive algorithms implementation interactive *1800	0 / 0	6
	259	codeforces#P1847D Professor Higashikata data structures dsu greedy implementation strings *1900	0 / 0	6
	258	codeforces#P1847E Triangle Platinum? brute force combinatorics implementation interactive math probabilities *2900	0 / 0	10
	255	codeforces#P1848B Vika and the Bridge binary search data structures greedy implementation math sortings *1200	0 / 0	4
	252	codeforces#P1848E Vika and Stone Skipping brute force implementation math number theory *2600	0 / 0	10
	250	codeforces#P1849A Morning Sandwich implementation math *800	0 / 0	3
	244	codeforces#P1850A To My Critics implementation sortings *800	0 / 0	3
	243	codeforces#P1850B Ten Words of Wisdom implementation sortings *800	0 / 0	3
	242	codeforces#P1850C Word on the Paper implementation strings *800	0 / 0	3
	241	codeforces#P1850D Balanced Round brute force greedy implementation sortings *900	0 / 0	3
	240	codeforces#P1850E Cardboard for Pictures binary search geometry implementation math *1100	0 / 0	3
	239	codeforces#P1850F We Were Both Children brute force implementation math number theory *1300	0 / 0	4
	238	codeforces#P1850G The Morning Star combinatorics data structures geometry implementation math sortings *1500	0 / 0	5
	237	codeforces#P1850H The Third Letter dfs and similar dsu graphs greedy implementation *1700	0 / 0	5
	233	codeforces#P1851D Prefix Permutation Sums implementation math *1300	0 / 0	4
	230	codeforces#P1851G Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers *2000	0 / 0	7
	212	codeforces#P1856A Tales of a Sort implementation *800	0 / 0	3
	211	codeforces#P1856B Good Arrays implementation math *900	0 / 0	3
	207	codeforces#P1856E2 PermuTree (hard version) bitmasks dfs and similar dp fft greedy implementation math trees *2700	0 / 0	10
	205	codeforces#P1857B Maximum Rounding greedy implementation math *1100	0 / 0	3
	182	codeforces#P1860F Evaluate RBS data structures geometry implementation math sortings *2900	0 / 0	10
	179	codeforces#P1861C Queries for the Array data structures dfs and similar implementation strings trees *1600	0 / 0	5
	177	codeforces#P1861E Non-Intersecting Subpermutations combinatorics dp implementation math *2300	0 / 0	8
	175	codeforces#P1862A Gift Carpet dp greedy implementation strings *800	0 / 0	3
	173	codeforces#P1862C Flower City Fence binary search data structures implementation sortings *1100	0 / 0	3
	168	codeforces#P1863A Channel greedy implementation *800	0 / 0	3
	166	codeforces#P1863C MEX Repetition implementation math *1100	0 / 0	3
	159	codeforces#P1864A Increasing and Decreasing constructive algorithms greedy implementation math *800	0 / 0	3
	154	codeforces#P1864F Exotic Queries data structures implementation sortings *2300	0 / 0	8
	153	codeforces#P1864G Magic Square combinatorics constructive algorithms implementation *3100	0 / 0	10
	140	codeforces#P1866K Keen Tree Calculation binary search data structures dp geometry graphs implementation trees *2500	0 / 0	9
	134	codeforces#P1867D Cyclic Operations brute force constructive algorithms dfs and similar graphs greedy implementation *1800	0 / 0	6
	130	codeforces#P1868A Fill in the Matrix constructive algorithms implementation *1300	0 / 0	4
	129	codeforces#P1868B1 Candy Party (Easy Version) bitmasks constructive algorithms graphs greedy implementation math *1700	0 / 0	5
	128	codeforces#P1868B2 Candy Party (Hard Version) bitmasks constructive algorithms dp greedy implementation math *2100	0 / 0	7
	127	codeforces#P1868C Travel Plan combinatorics dp implementation math trees *2400	0 / 0	9
	126	codeforces#P1868D Flower-like Pseudotree constructive algorithms graphs greedy implementation trees *3000	0 / 0	10
	124	codeforces#P1868F LIS? data structures greedy implementation *3500	0 / 0	10
	119	codeforces#P1870C Colorful Table binary search data structures dp implementation math two pointers *1300	0 / 0	4
	118	codeforces#P1870D Prefix Purchase greedy implementation sortings *1800	0 / 0	6
	112	codeforces#P1872B The Corridor or There and Back Again greedy implementation *900	0 / 0	3
	108	codeforces#P1872F Selling a Menagerie dfs and similar dsu graphs implementation math *1800	0 / 0	6
	106	codeforces#P1873A Short Sort brute force implementation *800	0 / 0	3
	104	codeforces#P1873C Target Practice implementation math *800	0 / 0	3
	103	codeforces#P1873D 1D Eraser greedy implementation two pointers *800	0 / 0	3
	98	codeforces#P1874A Jellyfish and Game brute force games greedy implementation *1200	0 / 0	4
	73	codeforces#P1878G wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar implementation trees *2300	0 / 0	8
	68	codeforces#P1879E Interactive Game with Coloring brute force constructive algorithms dfs and similar graphs implementation interactive trees *2400	0 / 0	9
	64	codeforces#P1881C Perfect Square brute force implementation *1200	0 / 0	4
	41	codeforces#P1884E Hard Design greedy implementation math *2800	0 / 0	10
	38	codeforces#P1886C Decreasing String implementation strings *1600	0 / 0	5
	29	codeforces#P1889A Qingshan Loves Strings 2 constructive algorithms greedy implementation *1300	0 / 0	4
	25	codeforces#P1889D Game of Stacks brute force dfs and similar graphs implementation trees *3000	0 / 0	10
	21	codeforces#P1890B Qingshan Loves Strings constructive algorithms implementation *800	0 / 0	3
	16	codeforces#P1891E Brukhovich and Exams brute force greedy implementation math sortings *2500	0 / 0	9
	14	codeforces#P1893A Anonymous Informant brute force dfs and similar graphs implementation *1400	0 / 0	4
	12	codeforces#P1893C Freedom of Choice brute force greedy implementation *2000	0 / 0	7
	9	codeforces#P1894A Secret Sport implementation strings *800	0 / 0	3
	5	codeforces#P1895C Torn Lucky Ticket brute force dp hashing implementation math *1400	0 / 0	4
	5143	codeforces#P1896F Bracket Xoring constructive algorithms implementation	0 / 0	(None)
	5133	codeforces#P1898A Milica and String brute force implementation strings	0 / 0	(None)
	5131	codeforces#P1898C Colorful Grid constructive algorithms implementation	0 / 0	(None)
	5070	codeforces#P1899B 250 Thousand Tons of TNT brute force implementation number theory	0 / 0	(None)

Pick a problem randomly based on the current filter.