two pointers - 题库 - bzoj.org

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	8514	P6C Alice, Bob and Chocolate greedy two pointers *1200	0 / 0	4
	8512	P6E Exposition binary search data structures dsu trees two pointers *1900	0 / 0	6
	8473	P14D Two Paths dfs and similar dp graphs shortest paths trees two pointers *1900	0 / 0	6
	8321	P43E Race brute force implementation two pointers *2300	0 / 0	8
	8298	P46C Hamsters and Tigers two pointers *1600	0 / 0	5
	8282	P48G Galaxy Union dp trees two pointers *2700	0 / 0	10
	8247	P55E Very simple problem geometry two pointers *2500	0 / 0	9
	8226	P60A Where Are My Flakes? implementation two pointers *1300	0 / 0	4
	8170	P70C Lucky Tickets binary search data structures sortings two pointers *2200	0 / 0	8
	8136	P76B Mice greedy two pointers *2100	0 / 0	7
	8123	P78D Archer's Shot binary search geometry math two pointers *2300	0 / 0	8
	8119	P79C Beaver data structures dp greedy hashing strings two pointers *1800	0 / 0	6
	8089	P86D Powerful array data structures implementation math two pointers *2200	0 / 0	8
	7944	P121D Lucky Segments binary search implementation two pointers *2500	0 / 0	9
	7899	P131F Present to Mom binary search two pointers *2000	0 / 0	7
	7872	P138E Hellish Constraints brute force dp two pointers *2900	0 / 0	10
	7736	P161A Dress'em in Vests! binary search brute force greedy two pointers *1300	0 / 0	4
	7719	P163C Conveyor sortings two pointers *2100	0 / 0	7
	7715	P164B Ancient Berland Hieroglyphs two pointers *2000	0 / 0	7
	7709	P165C Another Problem on Strings binary search brute force dp math strings two pointers *1600	0 / 0	5
	7703	P166D Shoe Store dp graph matchings greedy sortings two pointers *2500	0 / 0	9
	7669	P175C Geometry Horse greedy implementation sortings two pointers *1600	0 / 0	5
	7624	P180E Cubes binary search dp two pointers *1800	0 / 0	6
	7585	P190D Non-Secret Cypher two pointers *1900	0 / 0	6
	7534	P203E Transportation greedy sortings two pointers *2300	0 / 0	8
	7529	P204E Little Elephant and Strings data structures implementation string suffix structures two pointers *2800	0 / 0	10
	7479	P216D Spider's Web binary search sortings two pointers *1700	0 / 0	5
	7461	P220E Little Elephant and Inversions data structures two pointers *2400	0 / 0	9
	7455	P222D Olympiad binary search greedy sortings two pointers *1900	0 / 0	6
	7447	P224B Array bitmasks implementation two pointers *1500	0 / 0	5
	7429	P229A Shifts brute force two pointers *1500	0 / 0	5
	7426	P229D Towers dp greedy two pointers *2100	0 / 0	7
	7420	P231C To Add or Not to Add binary search sortings two pointers *1600	0 / 0	5
	7393	P237C Primes on Interval binary search number theory two pointers *1600	0 / 0	5
	7366	P243D Cubes data structures dp geometry two pointers *2700	0 / 0	10
	7339	P250D Building Bridge geometry ternary search two pointers *1900	0 / 0	6
	7337	P251A Points on Line binary search combinatorics two pointers *1300	0 / 0	4
	7329	P253B Physics Practical binary search dp sortings two pointers *1400	0 / 0	4
	7327	P253D Table with Letters - 2 brute force two pointers *2000	0 / 0	7
	7292	P261E Maxim and Calculator brute force dp two pointers *2800	0 / 0	10
	7284	P264A Escape from Stones constructive algorithms data structures implementation two pointers *1200	0 / 0	4
	7281	P264D Colorful Stones dp two pointers *2500	0 / 0	9
	7225	P279B Books binary search brute force implementation two pointers *1400	0 / 0	4
	7224	P279C Ladder dp implementation two pointers *1700	0 / 0	5
	7220	P280B Maximum Xor Secondary data structures implementation two pointers *1800	0 / 0	6
	7215	P281B Nearest Fraction brute force implementation two pointers *1700	0 / 0	5
	7164	P293D Ksusha and Square geometry math probabilities two pointers *2700	0 / 0	10
	7130	P302B Eugeny and Play List binary search implementation two pointers *1200	0 / 0	4
	7113	P309A Morning run binary search math two pointers *2000	0 / 0	7
	7112	P309B Context Advertising dp two pointers *2100	0 / 0	7
	7093	P314D Sereja and Straight Lines binary search data structures geometry sortings two pointers *2500	0 / 0	9
	7065	P318B Strings of Power implementation strings two pointers *1300	0 / 0	4
	6967	P343C Read Time binary search greedy two pointers *1900	0 / 0	6
	6902	P359D Pair of Numbers binary search brute force data structures math two pointers *2000	0 / 0	7
	6879	P364E Empty Rectangles divide and conquer two pointers *3000	0 / 0	10
	6873	P366D Dima and Trap Graph binary search data structures dfs and similar dsu shortest paths two pointers *2000	0 / 0	7
	6850	P371E Subway Innovation greedy math two pointers *2000	0 / 0	7
	6849	P372A Counting Kangaroos is Fun binary search greedy sortings two pointers *1600	0 / 0	5
	6846	P372D Choosing Subtree is Fun binary search data structures dfs and similar trees two pointers *2600	0 / 0	10
	6811	P381A Sereja and Dima greedy implementation two pointers *800	0 / 0	3
	6803	P383B Volcanoes binary search implementation sortings two pointers *2500	0 / 0	9
	6798	P384B Multitasking greedy implementation sortings two pointers *1500	0 / 0	5
	6790	P386C Diverse Substrings dp strings two pointers *2000	0 / 0	7
	6787	P387B George and Round brute force greedy two pointers *1200	0 / 0	4
	6771	P391A Genetic Engineering implementation two pointers	0 / 0	(无)
	6705	P406E Hamming Triples implementation math two pointers *2800	0 / 0	10
	6672	P414D Mashmokh and Water Tanks binary search data structures greedy trees two pointers *2300	0 / 0	8
	6668	P416A Guess a number! greedy implementation two pointers *1400	0 / 0	4
	6654	P420C Bug in Code data structures graphs implementation two pointers *1900	0 / 0	6
	6635	P427C Checkposts dfs and similar graphs two pointers *1700	0 / 0	5
	6626	P430B Balls Game brute force two pointers *1400	0 / 0	4
	6617	P432D Prefixes and Suffixes dp string suffix structures strings two pointers *2000	0 / 0	7
	6587	P439D Devu and his Brother binary search sortings ternary search two pointers *1700	0 / 0	5
	6566	P444D DZY Loves Strings binary search hashing strings two pointers *2500	0 / 0	9
	6562	P446A DZY Loves Sequences dp implementation two pointers *1600	0 / 0	5
	6481	P466C Number of Ways binary search brute force data structures dp two pointers *1700	0 / 0	5
	6407	P484B Maximum Value binary search math sortings two pointers *2100	0 / 0	7
	6395	P487B Strip binary search data structures dp two pointers *2000	0 / 0	7
	6388	P489B BerSU Ball dfs and similar dp graph matchings greedy sortings two pointers *1200	0 / 0	4
	6367	P493C Vasya and Basketball binary search brute force data structures implementation sortings two pointers *1600	0 / 0	5
	6349	P498B Name That Tune dp probabilities two pointers *2400	0 / 0	9
	6312	P505C Mr dfs and similar dp two pointers *1900	0 / 0	6
	6268	P514D R2D2 and Droid Army binary search data structures two pointers *2000	0 / 0	7
	6261	P516D Drazil and Morning Exercise dfs and similar dp dsu trees two pointers *2800	0 / 0	10
	6250	P519D A and B and Interesting Substrings data structures dp two pointers *1800	0 / 0	6
	6232	P524D Social Network greedy two pointers *2100	0 / 0	7
	6196	P533E Correcting Mistakes constructive algorithms dp greedy hashing strings two pointers *1800	0 / 0	6
	6030	P577B Modulo Sum combinatorics data structures dp two pointers *1900	0 / 0	6
	6020	P580B Kefa and Company binary search sortings two pointers *1500	0 / 0	5
	6011	P581F Zublicanes and Mumocrates dp trees two pointers *2400	0 / 0	9
	5971	P592E BCPC binary search geometry two pointers *2700	0 / 0	10
	5963	P594C Edo and Magnets brute force greedy implementation two pointers *2300	0 / 0	8
	5938	P600B Queries about less or equal elements binary search data structures sortings two pointers *1300	0 / 0	4
	5927	P602B Approximating a Constant Range dp implementation two pointers *1400	0 / 0	4
	5902	P609D Gadgets for dollars and pounds binary search greedy two pointers *2000	0 / 0	7
	5896	P610D Vika and Segments constructive algorithms data structures geometry two pointers *2300	0 / 0	8
	5888	P611G New Year and Cake geometry two pointers *2900	0 / 0	10
	5879	P613B Skills binary search brute force dp greedy sortings two pointers *1900	0 / 0	6
	5865	P616D Longest k-Good Segment binary search data structures two pointers *1600	0 / 0	5
	5852	P618F Double Knapsack constructive algorithms two pointers *3000	0 / 0	10

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