题库 - implementation - HydroOJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	858	P1380D Berserk And Fireball constructive algorithms greedy implementation math two pointers *2000	0 / 0	7
	857	P1380E Merging Towers data structures dsu implementation trees *2300	0 / 0	8
	852	P1381A2 Prefix Flip (Hard Version) constructive algorithms data structures implementation strings two pointers *1700	1 / 1	5
	851	P1381C Mastermind constructive algorithms graph matchings greedy implementation sortings two pointers *2500	0 / 0	9
	838	P1384B2 Koa and the Beach (Hard Version) constructive algorithms dp greedy implementation *2200	0 / 0	8
	834	P1385D a-Good String bitmasks brute force divide and conquer dp implementation *1500	1 / 1	5
	832	P1385F Removing Leaves data structures greedy implementation trees *2300	1 / 3	8
	831	P1385G Columns Swaps 2-sat dfs and similar dsu graphs implementation *2300	0 / 0	8
	820	P1388D Captain Flint and Treasure data structures dfs and similar graphs greedy implementation trees *2000	0 / 0	7
	815	P1389D Segment Intersections brute force greedy implementation math *2100	0 / 0	7
	810	P1391B Fix You brute force greedy implementation *800	0 / 0	3
	808	P1391D 505 bitmasks brute force constructive algorithms dp greedy implementation *2000	0 / 0	7
	805	P1392B Omkar and Infinity Clock implementation math *800	1 / 3	3
	804	P1392C Omkar and Waterslide greedy implementation *1200	1 / 1	4
	796	P1393B Applejack and Storages constructive algorithms data structures greedy implementation *1400	0 / 0	4
	794	P1393D Rarity and New Dress dfs and similar dp implementation shortest paths *2100	0 / 0	7
	793	P1393E1 Twilight and Ancient Scroll (easier version) dp hashing implementation string suffix structures strings *2800	0 / 0	10
	792	P1393E2 Twilight and Ancient Scroll (harder version) dp hashing implementation string suffix structures strings two pointers *3200	0 / 0	10
	781	P1396C Monster Invaders dp greedy implementation *2300	0 / 0	8
	773	P1398E Two Types of Spells binary search data structures greedy implementation math sortings *2200	0 / 0	8
	766	P1399D Binary String To Subsequences constructive algorithms data structures greedy implementation *1500	0 / 0	5
	752	P1401D Maximum Distributed Tree dfs and similar dp greedy implementation math number theory sortings trees *1800	0 / 0	6
	751	P1401E Divide Square data structures geometry implementation sortings *2400	1 / 1	9
	749	P1402A Fancy Fence special problem data structures dsu implementation math sortings 1800	0 / 0	6
	744	P1403C Chess Rush special problem combinatorics dp implementation math 3200	0 / 0	10
	743	P1404A Balanced Bitstring implementation strings *1500	0 / 0	5
	737	P1405B Array Cancellation constructive algorithms implementation *1000	2 / 2	3
	736	P1406A Subset Mex greedy implementation math *900	1 / 1	3
	735	P1406B Maximum Product brute force dp greedy implementation sortings *1200	0 / 0	4
	724	P1408C Discrete Acceleration binary search dp implementation math two pointers *1500	0 / 0	5
	723	P1408D Searchlights binary search brute force data structures dp implementation sortings two pointers *2000	0 / 0	7
	711	P1411A In-game Chat implementation *800	1 / 1	3
	708	P1411D Grime Zoo brute force greedy implementation strings *2100	0 / 0	7
	703	P1413B A New Technique implementation *1100	1 / 1	3
	702	P1413C Perform Easily binary search brute force dp implementation sortings two pointers *1900	0 / 0	6
	701	P1413D Shurikens data structures greedy implementation *1700	0 / 0	5
	697	P1415C Bouncing Ball brute force dp implementation *1400	0 / 0	4
	692	P1416A k-Amazing Numbers binary search data structures implementation two pointers *1500	0 / 0	5
	689	P1416D Graph and Queries data structures dsu graphs implementation trees *2600	1 / 1	10
	687	P1416F Showing Off flows graph matchings greedy implementation *3300	1 / 10	10
	681	P1418D Trash Problem data structures implementation *2100	0 / 0	7
	677	P1419A Digit Game games greedy implementation *900	0 / 0	3
	676	P1419B Stairs brute force constructive algorithms greedy implementation math *1200	0 / 0	4
	675	P1419C Killjoy greedy implementation math *1500	0 / 0	5
	672	P1419E Decryption constructive algorithms implementation math number theory *2100	0 / 0	7
	671	P1419F Rain of Fire binary search data structures dfs and similar dsu graphs implementation *2800	0 / 0	10
	667	P1420C2 Pokémon Army (hard version) data structures divide and conquer dp greedy implementation *2100	0 / 0	7
	663	P1421B Putting Bricks in the Wall constructive algorithms implementation *1100	0 / 0	3
	661	P1421D Hexagons brute force constructive algorithms greedy implementation math shortest paths *1900	0 / 0	6
	660	P1421E Swedish Heroes brute force dp implementation *2700	0 / 0	10

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