constructive algorithms - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	10354	P1948A Special Characters constructive algorithms constructive algorithms	0 / 0	(None)
	10350	P1948E Clique Partition binary search constructive algorithms graphs greedy	0 / 0	(None)
	10447	P1949D Funny or Scary? constructive algorithms	0 / 0	(None)
	10440	P1949K Make Triangle constructive algorithms math	0 / 0	(None)
	10514	P1951A Dual Trigger constructive algorithms greedy math	0 / 0	(None)
	10511	P1951D Buying Jewels constructive algorithms greedy math	0 / 0	(None)
	10510	P1951E No Palindromes brute force constructive algorithms divide and conquer greedy hashing implementation math strings	0 / 0	(None)
	10509	P1951F Inversion Composition constructive algorithms data structures greedy	0 / 0	(None)
	10506	P1951I Growing Trees binary search constructive algorithms flows graphs greedy	0 / 0	(None)
	10496	P1952J Help, what does it mean to be "Based" brute force constructive algorithms expression parsing implementation sortings	0 / 0	(None)
	10495	P1954A Painting the Ribbon constructive algorithms greedy math	0 / 0	(None)
	10488	P1955B Progressive Square constructive algorithms data structures implementation sortings	0 / 0	(None)
	10482	P1955H The Most Reckless Defense bitmasks brute force constructive algorithms dp flows graph matchings shortest paths	0 / 0	(None)
	10479	P1956C Nene's Magical Matrix constructive algorithms greedy math	0 / 0	(None)
	10478	P1956D Nene and the Mex Operator bitmasks brute force constructive algorithms divide and conquer dp greedy implementation math	0 / 0	(None)
	10475	P1956F Nene and the Passing Game constructive algorithms data structures dsu graphs sortings	0 / 0	(None)
	10629	P1965B Missing Subsequence Sum bitmasks constructive algorithms greedy number theory *1800	0 / 0	6
	10628	P1965C Folding Strip constructive algorithms greedy strings *2300	0 / 0	8
	10627	P1965D Missing Subarray Sum constructive algorithms *2900	0 / 0	10
	10626	P1965E Connected Cubes constructive algorithms games *3100	0 / 0	10
	10624	P1966A Card Exchange constructive algorithms games greedy *800	0 / 0	3
	10623	P1966B Rectangle Filling constructive algorithms implementation *1100	0 / 0	3
	10612	P1968C Assembly via Remainders constructive algorithms number theory *1000	0 / 0	3
	10610	P1968E Cells Arrangement constructive algorithms *1600	0 / 0	5
	10606	P1969A Two Friends constructive algorithms implementation math *800	0 / 0	3
	10605	P1969B Shifts and Sorting constructive algorithms greedy *1000	0 / 0	3
	10599	P1970A2 Balanced Unshuffle (Medium) brute force constructive algorithms trees *2400	0 / 0	9
	10598	P1970A3 Balanced Unshuffle (Hard) constructive algorithms trees *2400	0 / 0	9
	10597	P1970B1 Exact Neighbours (Easy) constructive algorithms *1900	0 / 0	6
	10596	P1970B2 Exact Neighbours (Medium) constructive algorithms *2100	0 / 0	7
	10595	P1970B3 Exact Neighbours (Hard) constructive algorithms *2300	0 / 0	8
	10591	P1970D1 Arithmancy (Easy) brute force constructive algorithms interactive strings *2100	0 / 0	7
	10590	P1970D2 Arithmancy (Medium) constructive algorithms interactive probabilities strings *2600	0 / 0	10
	10567	P1973C Cat, Fox and Double Maximum constructive algorithms greedy implementation math sortings *1700	0 / 0	5
	10560	P1974D Ingenuity-2 constructive algorithms greedy implementation *1400	0 / 0	4
	10540	P1977B Binary Colouring bitmasks constructive algorithms greedy math *1100	0 / 0	3
	10537	P1977E Tensor constructive algorithms graphs interactive *2600	0 / 0	10
	10698	P1978A Alice and Books constructive algorithms greedy sortings *800	0 / 0	3
	10696	P1978C Manhattan Permutations constructive algorithms data structures greedy implementation math *1300	0 / 0	4
	10690	P1979C Earning on Bets binary search combinatorics constructive algorithms number theory *1200	0 / 0	4
	10689	P1979D Fixing a Binary String bitmasks brute force constructive algorithms dp greedy hashing strings *1800	0 / 0	6
	10688	P1979E Manhattan Triangle binary search constructive algorithms data structures geometry implementation two pointers *2400	0 / 0	9
	10687	P1979F Kostyanych's Theorem brute force constructive algorithms graphs interactive *2900	0 / 0	10
	10684	P1980C Sofia and the Lost Operations constructive algorithms greedy *1300	0 / 0	4
	10682	P1980E Permutation of Rows and Columns constructive algorithms data structures greedy hashing implementation math matrices sortings *1600	0 / 0	5
	10534	P1981C Turtle and an Incomplete Sequence constructive algorithms implementation math	0 / 0	(None)
	10533	P1981D Turtle and Multiplication constructive algorithms dfs and similar graphs math number theory	0 / 0	(None)
	10672	P1984A Strange Splitting constructive algorithms *800	0 / 0	3
	10665	P1984G Magic Trick II constructive algorithms implementation sortings *3200	0 / 0	10
	10753	P1988C Increasing Sequence with Fixed OR bitmasks constructive algorithms greedy *1300	0 / 0	4
	10748	P1990B Array Craft constructive algorithms greedy *1200	0 / 0	4
	10741	P1991B AND Reconstruction bitmasks constructive algorithms greedy	0 / 0	(None)
	10740	P1991C Absolute Zero constructive algorithms greedy math	0 / 0	(None)
	10739	P1991D Prime XOR Coloring bitmasks constructive algorithms graphs greedy math number theory	0 / 0	(None)
	10738	P1991E Coloring Game constructive algorithms dfs and similar games graphs greedy interactive	0 / 0	(None)
	10736	P1991G Grid Reset combinatorics constructive algorithms greedy implementation	0 / 0	(None)
	10734	P1991I Grid Game constructive algorithms games graph matchings greedy interactive	0 / 0	(None)
	10733	P1992A Only Pluses brute force constructive algorithms greedy math sortings *800	0 / 0	3
	10731	P1992C Gorilla and Permutation constructive algorithms math *900	0 / 0	3
	10729	P1992E Novice's Mistake brute force constructive algorithms implementation math strings *1700	0 / 0	5
	10726	P1994A Diverse Game constructive algorithms greedy implementation *800	0 / 0	3
	10725	P1994B Fun Game bitmasks constructive algorithms greedy math *1100	0 / 0	3
	10723	P1994D Funny Game constructive algorithms dsu graphs greedy math number theory trees *1900	0 / 0	6
	10721	P1994F Stardew Valley constructive algorithms dfs and similar graphs trees *2500	0 / 0	9
	10719	P1994H Fortnite combinatorics constructive algorithms games greedy hashing interactive math number theory strings *3500	0 / 0	10
	10715	P1995C Squaring brute force constructive algorithms greedy implementation math number theory *1800	0 / 0	6
	10703	P1997B Make Three Regions constructive algorithms	0 / 0	(None)

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