constructive algorithms - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	815	P1729C Jumping on Tiles constructive algorithms strings *1100	0 / 0	3
	807	P1730D Prefixes and Suffixes constructive algorithms strings two pointers *2200	0 / 0	8
	798	P1732A Bestie brute force combinatorics constructive algorithms implementation math number theory *1000	0 / 0	3
	790	P1733B Rule of League constructive algorithms math *900	0 / 0	3
	789	P1733C Parity Shuffle Sorting constructive algorithms sortings *1300	0 / 0	4
	788	P1733D1 Zero-One (Easy Version) constructive algorithms greedy math *1400	0 / 0	4
	786	P1733E Conveyor constructive algorithms dp math *2700	0 / 0	10
	784	P1734B Bright, Nice, Brilliant constructive algorithms *800	0 / 0	3
	781	P1734E Rectangular Congruence constructive algorithms number theory *2100	0 / 0	7
	779	P1735A Working Week constructive algorithms greedy math *800	0 / 0	3
	775	P1735E House Planning constructive algorithms data structures graph matchings greedy *2400	0 / 0	9
	769	P1736D Equal Binary Subsequences constructive algorithms geometry greedy implementation strings *2200	0 / 0	8
	764	P1737C Ela and Crickets constructive algorithms games implementation math *1500	0 / 0	5
	760	P1737F Ela and Prime GCD constructive algorithms math number theory *3300	0 / 0	10
	757	P1738B Prefix Sum Addicts constructive algorithms greedy math sortings *1200	0 / 0	4
	755	P1738D Permutation Addicts constructive algorithms data structures dfs and similar dsu graphs trees *1900	0 / 0	6
	752	P1738F Connectivity Addicts constructive algorithms dsu graphs greedy interactive shortest paths trees *2400	0 / 0	9
	750	P1738G Anti-Increasing Addicts constructive algorithms dp greedy math *2900	0 / 0	10
	747	P1739B Array Recovery constructive algorithms greedy math *1100	0 / 0	3
	746	P1739C Card Game combinatorics constructive algorithms dp games *1500	0 / 0	5
	739	P1740A Factorise N+M constructive algorithms number theory *800	0 / 0	3
	737	P1740C Bricks and Bags constructive algorithms games greedy sortings *1400	0 / 0	4
	736	P1740D Knowledge Cards constructive algorithms data structures *1500	0 / 0	5
	733	P1740E Hanging Hearts constructive algorithms data structures dfs and similar dp greedy trees *1800	0 / 0	6
	731	P1740G Dangerous Laser Power constructive algorithms dsu sortings *3100	0 / 0	10
	727	P1741B Funny Permutation constructive algorithms math *800	0 / 0	3
	707	P1742F Smaller constructive algorithms greedy strings *1500	0 / 0	5
	702	P1743B Permutation Value constructive algorithms greedy *800	0 / 0	3
	699	P1743C Save the Magazines constructive algorithms dp greedy *1100	0 / 0	3
	691	P1743G Antifibonacci Cut bitmasks combinatorics constructive algorithms data structures dp hashing math *3000	0 / 0	10
	676	P1746A Maxmina constructive algorithms greedy *800	0 / 0	3
	675	P1746B Rebellion constructive algorithms greedy two pointers *800	0 / 0	3
	674	P1746C Permutation Operations constructive algorithms greedy implementation math *1300	0 / 0	4
	672	P1746E1 Joking (Easy Version) binary search constructive algorithms interactive ternary search *2500	0 / 0	9
	665	P1747A Two Groups constructive algorithms greedy *800	0 / 0	3
	664	P1747B BAN BAN constructive algorithms *900	0 / 0	3
	662	P1747D Yet Another Problem binary search bitmasks constructive algorithms data structures *1900	0 / 0	6
	651	P1748D ConstructOR bitmasks chinese remainder theorem combinatorics constructive algorithms math number theory *2100	0 / 0	7
	649	P1748F Circular Xor Reversal bitmasks constructive algorithms *3000	0 / 0	10
	639	P1749E Cactus Wall constructive algorithms dfs and similar graphs shortest paths *2400	0 / 0	9
	635	P1750A Indirect Sort constructive algorithms implementation math *800	0 / 0	3
	631	P1750C Complementary XOR constructive algorithms implementation *1400	0 / 0	4
	622	P1750H BinaryStringForces constructive algorithms data structures dp *3500	0 / 0	10
	620	P1753A1 Make Nonzero Sum (easy version) constructive algorithms dp greedy *1300	0 / 0	4
	618	P1753A2 Make Nonzero Sum (hard version) constructive algorithms dp greedy *1500	0 / 0	5
	612	P1753D The Beach constructive algorithms dfs and similar graphs shortest paths *2400	0 / 0	9
	604	P1754B Kevin and Permutation constructive algorithms greedy math *800	1 / 1	3
	603	P1758A SSeeeeiinngg DDoouubbllee constructive algorithms strings *800	0 / 0	3
	600	P1758B XOR = Average constructive algorithms *900	0 / 0	3
	597	P1758D Range = √Sum binary search brute force constructive algorithms math two pointers *1800	0 / 0	6
	592	P1758F Decent Division constructive algorithms data structures *3000	0 / 0	10
	579	P1759G Restore the Permutation binary search constructive algorithms data structures greedy math *1900	0 / 0	6
	564	P1761A Two Permutations brute force constructive algorithms *800	0 / 0	3
	563	P1761B Elimination of a Ring constructive algorithms greedy implementation *1000	0 / 0	3
	561	P1761C Set Construction constructive algorithms dfs and similar graphs greedy *1400	0 / 0	4
	559	P1761E Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers *2400	0 / 0	9
	554	P1762B Make Array Good constructive algorithms implementation number theory sortings *1100	0 / 0	3
	552	P1762D GCD Queries constructive algorithms interactive number theory *2100	0 / 11	7
	548	P1762G Unequal Adjacent Elements constructive algorithms sortings *3100	0 / 0	10
	545	P1763A Absolute Maximization bitmasks constructive algorithms greedy math *800	0 / 0	3
	541	P1763C Another Array Problem brute force constructive algorithms greedy *2000	0 / 0	7
	525	P1764F Doremy's Experimental Tree brute force constructive algorithms dfs and similar dsu sortings trees *2500	0 / 0	9
	511	P1765D Watch the Videos binary search constructive algorithms two pointers *1700	0 / 0	5
	505	P1765G Guess the String constructive algorithms interactive probabilities *2600	0 / 0	10
	476	P1767D Playoff combinatorics constructive algorithms dp greedy math *1500	0 / 0	5
	471	P1768C Elemental Decompress constructive algorithms greedy implementation sortings *1300	0 / 0	4
	469	P1768D Lucky Permutation constructive algorithms dfs and similar graphs greedy *1800	0 / 0	6
	462	P1770B Koxia and Permutation constructive algorithms *1000	1 / 1	3
	458	P1770D Koxia and Game constructive algorithms data structures dfs and similar dsu flows games graph matchings graphs implementation *2000	0 / 0	7
	449	P1770H Koxia, Mahiru and Winter Festival constructive algorithms *3500	0 / 0	10
	445	P1771B Hossam and Friends binary search constructive algorithms dp two pointers *1400	0 / 0	4
	435	P1773A Amazing Trick constructive algorithms graph matchings math probabilities *1900	0 / 0	6
	430	P1773F Football constructive algorithms *800	0 / 0	3
	426	P1773J Jumbled Trees constructive algorithms math *2900	0 / 0	10
	421	P1774A Add Plus Minus Sign constructive algorithms math *800	0 / 0	3
	419	P1774B Coloring constructive algorithms greedy math *1500	0 / 0	5
	418	P1774C Ice and Fire constructive algorithms dp greedy *1300	0 / 0	4
	416	P1774D Same Count One brute force constructive algorithms greedy implementation two pointers *1600	0 / 0	5
	407	P1774G Segment Covering brute force combinatorics constructive algorithms data structures dp trees *3200	0 / 0	10
	406	P1774H Maximum Permutation constructive algorithms *3500	0 / 0	10
	405	P1775A1 Gardener and the Capybaras (easy version) brute force constructive algorithms implementation *800	1 / 2	3
	404	P1775A2 Gardener and the Capybaras (hard version) constructive algorithms greedy *900	0 / 0	3
	403	P1775B Gardener and the Array bitmasks constructive algorithms *1300	0 / 0	4
	397	P1775F Laboratory on Pluto constructive algorithms dp greedy math *2500	0 / 0	9
	391	P1776D Teamwork constructive algorithms greedy math *2800	0 / 0	10
	388	P1776F Train Splitting constructive algorithms graphs greedy *1700	0 / 0	5
	387	P1776G Another Wine Tasting Event combinatorics constructive algorithms math strings *2100	0 / 0	7
	357	P1779A Hall of Fame constructive algorithms greedy strings *800	0 / 0	3
	355	P1779B MKnez's ConstructiveForces Task constructive algorithms math *900	0 / 0	3
	352	P1779D Boris and His Amazing Haircut constructive algorithms data structures dp dsu greedy sortings *1700	0 / 0	5
	351	P1779E Anya's Simultaneous Exhibition constructive algorithms graphs greedy interactive sortings *2400	0 / 0	9
	349	P1779F Xorcerer's Stones bitmasks constructive algorithms dp trees *2500	0 / 0	9
	347	P1779G The Game of the Century constructive algorithms graphs shortest paths *3000	0 / 0	10
	344	P1780A Hayato and School constructive algorithms greedy *800	0 / 0	3
	341	P1780D Bit Guessing Game binary search bitmasks constructive algorithms interactive *1800	0 / 0	6
	332	P1781C Equal Frequencies brute force constructive algorithms greedy implementation sortings strings *1600	0 / 0	5
	326	P1781G Diverse Coloring constructive algorithms trees *3200	0 / 0	10
	322	P1783A Make it Beautiful constructive algorithms math sortings *800	1 / 1	3
	320	P1783B Matrix of Differences constructive algorithms math *1100	1 / 1	3
	312	P1784B Letter Exchange constructive algorithms *1900	0 / 0	6

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