Problem Set - math - SAST OJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	613	codeforces#P1788D Moving Dots binary search brute force combinatorics math two pointers *2000	0 / 0	7
	610	codeforces#P1789A Serval and Mocha's Array brute force math number theory *800	0 / 0	3
	608	codeforces#P1789C Serval and Toxel's Arrays combinatorics dp implementation math *1500	0 / 0	5
	606	codeforces#P1789E Serval and Music Game brute force dp implementation math number theory *2500	0 / 0	9
	604	codeforces#P1790A Polycarp and the Day of Pi implementation math strings *800	0 / 0	3
	603	codeforces#P1790B Taisia and Dice greedy greedy math *800	0 / 0	3
	602	codeforces#P1790C Premutation brute force implementation math *1000	0 / 0	3
	599	codeforces#P1790F Timofey and Black-White Tree brute force dfs and similar divide and conquer graphs greedy math shortest paths trees *2100	0 / 0	7
	588	codeforces#P1792B Stand-up Comedian greedy math *1200	0 / 0	4
	587	codeforces#P1792C Min Max Sort binary search brute force greedy math two pointers *1500	0 / 0	5
	586	codeforces#P1792D Fixed Prefix Permutations binary search bitmasks data structures hashing math sortings *1700	0 / 0	5
	582	codeforces#P1793A Yet Another Promotion greedy math *800	0 / 0	3
	581	codeforces#P1793B Fedya and Array constructive algorithms math *1100	0 / 0	3
	579	codeforces#P1793D Moscow Gorillas binary search dp greedy implementation math two pointers *1800	0 / 0	6
	575	codeforces#P1794B Not Dividing constructive algorithms greedy math *900	0 / 0	3
	574	codeforces#P1794C Scoring Subsequences binary search greedy math two pointers *1300	0 / 0	4
	573	codeforces#P1794D Counting Factorizations combinatorics divide and conquer dp math number theory *1900	0 / 0	6
	568	codeforces#P1795D Triangle Coloring combinatorics math *1600	0 / 0	5
	567	codeforces#P1795E Explosions? binary search data structures dp greedy math *2200	0 / 0	8
	562	codeforces#P1796C Maximum Set binary search math *1600	0 / 0	5
	559	codeforces#P1796F Strange Triples brute force math number theory *2900	0 / 0	10
	554	codeforces#P1797E Li Hua and Array brute force data structures dsu math number theory two pointers *2300	0 / 0	8
	550	codeforces#P1798C Candy Store greedy math number theory *1700	0 / 0	5
	549	codeforces#P1798D Shocking Arrangement constructive algorithms greedy math *1600	0 / 0	5
	547	codeforces#P1798F Gifts from Grandfather Ahmed dp math number theory *2500	0 / 0	9
	546	codeforces#P1799A Recent Actions data structures greedy implementation math *800	0 / 0	3
	545	codeforces#P1799B Equalize by Divide brute force constructive algorithms greedy math *1200	0 / 0	4
	541	codeforces#P1799E City Union constructive algorithms dfs and similar dsu geometry greedy implementation math *2300	0 / 0	8
	539	codeforces#P1799G Count Voting combinatorics dp math *2600	0 / 0	10
	523	codeforces#P1801F Another n-dimensional chocolate bar dp math meet-in-the-middle number theory *2700	0 / 0	10
	520	codeforces#P1802B Settlement of Guinea Pigs greedy implementation math *1000	0 / 0	3
	519	codeforces#P1804A Lame King greedy math *800	0 / 0	3
	517	codeforces#P1804C Pull Your Luck brute force greedy math number theory *1500	0 / 0	5
	509	codeforces#P1805C Place for a Selfie binary search data structures geometry math *1400	0 / 0	4
	506	codeforces#P1805F1 Survival of the Weakest (easy version) binary search brute force implementation math sortings *2600	0 / 0	10
	505	codeforces#P1805F2 Survival of the Weakest (hard version) greedy math sortings two pointers *3100	0 / 0	10
	504	codeforces#P1806A Walking Master geometry greedy math *800	0 / 0	3
	502	codeforces#P1806C Sequence Master brute force constructive algorithms math *1600	0 / 0	5
	501	codeforces#P1806D DSU Master combinatorics dp dsu math *2500	0 / 0	9
	499	codeforces#P1806F1 GCD Master (easy version) greedy math number theory sortings *2900	0 / 0	10
	498	codeforces#P1806F2 GCD Master (hard version) greedy math sortings *2900	0 / 0	10
	488	codeforces#P1808B Playing in a Casino math sortings *1200	0 / 0	4
	483	codeforces#P1808E3 Minibuses on Venus (hard version) brute force combinatorics dp math *2800	0 / 0	10
	481	codeforces#P1809B Points on Plane binary search greedy math *1000	0 / 0	3
	480	codeforces#P1809C Sum on Subarrays constructive algorithms greedy math *1500	0 / 0	5
	478	codeforces#P1809E Two Tanks binary search dp implementation math *2400	0 / 0	9
	476	codeforces#P1809G Prediction combinatorics dp math *2800	0 / 0	10
	474	codeforces#P1810B Candies constructive algorithms math number theory *800	0 / 0	3
	472	codeforces#P1810D Climbing the Tree binary search math *1700	0 / 0	5
	470	codeforces#P1810F M-tree data structures math sortings trees *2800	0 / 0	10
	468	codeforces#P1810H Last Number combinatorics math *2900	0 / 0	10
	467	codeforces#P1811A Insert Digit greedy math strings *800	0 / 0	3
	466	codeforces#P1811B Conveyor Belts implementation math *1000	0 / 0	3
	464	codeforces#P1811D Umka and a Long Flight constructive algorithms implementation math *1600	0 / 0	5
	463	codeforces#P1811E Living Sequence binary search dp math number theory *1500	0 / 0	5
	461	codeforces#P1811G1 Vlad and the Nice Paths (easy version) combinatorics dp math *2100	0 / 0	7
	460	codeforces#P1811G2 Vlad and the Nice Paths (hard version) binary search combinatorics data structures dp math two pointers *2200	0 / 0	8
	456	codeforces#P1812D Trivial Conjecture *special problem constructive algorithms math number theory	0 / 0	(None)
	455	codeforces#P1812E Not a Geometry Problem special problem special problem constructive algorithms geometry math	0 / 0	(None)
	449	codeforces#P1814A Coins implementation math *800	0 / 0	3
	448	codeforces#P1814B Long Legs brute force math *1700	0 / 0	5
	446	codeforces#P1814D Balancing Weapons binary search brute force data structures math two pointers *2500	0 / 0	9
	443	codeforces#P1815A Ian and Array Sorting greedy math *1300	0 / 0	4
	440	codeforces#P1815D XOR Counting bitmasks combinatorics dp math *2600	0 / 0	10
	439	codeforces#P1815E Bosco and Particle dp math number theory strings *3100	0 / 0	10
	438	codeforces#P1815F OH NO1 (-2-3-4) constructive algorithms graphs math *3500	0 / 0	10
	433	codeforces#P1817C Similar Polynomials combinatorics math *2400	0 / 0	9
	425	codeforces#P1819C The Fox and the Complete Tree Traversal constructive algorithms dp implementation math trees *2400	0 / 0	9
	423	codeforces#P1819E Roads in E City interactive math probabilities trees *3200	0 / 0	10
	420	codeforces#P1820B JoJo's Incredible Adventures math strings two pointers *1100	0 / 0	3
	419	codeforces#P1821A Matching combinatorics math *800	0 / 0	3
	417	codeforces#P1821C Tear It Apart brute force implementation math strings *1300	0 / 0	4
	416	codeforces#P1821D Black Cells binary search brute force greedy math *1900	0 / 0	6
	414	codeforces#P1821F Timber combinatorics dp fft math *2600	0 / 0	10
	412	codeforces#P1822B Karina and Array greedy math sortings *800	0 / 0	3
	411	codeforces#P1822C Bun Lover math *800	0 / 0	3
	410	codeforces#P1822D Super-Permutation constructive algorithms math *1200	0 / 0	4
	409	codeforces#P1822E Making Anti-Palindromes greedy math strings *1600	0 / 0	5
	407	codeforces#P1822G1 Magic Triples (Easy Version) brute force data structures math number theory *1700	0 / 0	5
	406	codeforces#P1822G2 Magic Triples (Hard Version) brute force data structures math number theory *2200	0 / 0	8
	405	codeforces#P1823A A-characteristic combinatorics constructive algorithms math *800	0 / 0	3
	404	codeforces#P1823B Sort with Step brute force math sortings *900	0 / 0	3
	403	codeforces#P1823C Strongly Composite greedy math number theory *1300	0 / 0	4
	402	codeforces#P1823D Unique Palindromes constructive algorithms math strings *1900	0 / 0	6
	401	codeforces#P1823E Removing Graph brute force dp games graphs math *2500	0 / 0	9
	400	codeforces#P1823F Random Walk dp graphs math probabilities trees *2600	0 / 0	10
	398	codeforces#P1824B1 LuoTianyi and the Floating Islands (Easy Version) combinatorics math probabilities trees *1800	0 / 0	6
	397	codeforces#P1824B2 LuoTianyi and the Floating Islands (Hard Version) combinatorics dfs and similar math probabilities trees *2300	0 / 0	8
	392	codeforces#P1825B LuoTianyi and the Table greedy math *1000	0 / 0	3
	390	codeforces#P1826B Lunatic Never Content math number theory *1100	0 / 0	3
	389	codeforces#P1826C Dreaming of Freedom greedy math number theory *1300	0 / 0	4
	386	codeforces#P1826F Fading into Fog geometry interactive math probabilities *2800	0 / 0	10
	385	codeforces#P1827A Counting Orders combinatorics math sortings two pointers *1100	0 / 0	3
	378	codeforces#P1828A Divisible Array constructive algorithms math *800	0 / 0	3
	377	codeforces#P1828B Permutation Swap math number theory *900	0 / 0	3
	371	codeforces#P1829F Forever Winter dfs and similar graphs math *1300	0 / 0	4
	370	codeforces#P1829G Hits Different data structures dp implementation math *1600	0 / 0	5
	369	codeforces#P1829H Don't Blame Me bitmasks combinatorics dp math *1700	0 / 0	5
	367	codeforces#P1830B The BOSS Can Count Pairs brute force math *2000	0 / 0	7
	366	codeforces#P1830C Hyperregular Bracket Strings combinatorics greedy hashing math number theory sortings *2400	0 / 0	9

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