Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
10:42:19
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Problems

#	Name
547C	Mike and Foam bitmasks, combinatorics, dp, math, number theory	2300	x2808
547A	Mike and Frog brute force, greedy, implementation, math	2200	x2541
546E	Soldier and Traveling flows, graphs, math	2100	x3568
546D	Soldier and Number Game constructive algorithms, dp, math, number theory	1700	x11716
546A	Soldier and Bananas brute force, implementation, math	800	x179056
542D	Superhero's Job dfs and similar, dp, hashing, math, number theory	2600	x509
542C	Idempotent functions constructive algorithms, graphs, math	2000	x1116
538G	Berserk Robot constructive algorithms, math, sortings	3100	x452
538F	A Heap of Heaps brute force, data structures, math, sortings	2200	x1723
538E	Demiurges Play Again dfs and similar, dp, math, trees	2200	x1530
538C	Tourist's Notes binary search, brute force, greedy, implementation, math	1600	x5798
535E	Tavas and Pashmaks geometry, math	2600	x805
535C	Tavas and Karafs binary search, greedy, math	1900	x3771
534C	Polycarpus' Dice math	1600	x4991
534B	Covered Path dp, greedy, math	1400	x10149
534A	Exam constructive algorithms, implementation, math	1100	x12226
533C	Board Game games, greedy, implementation, math	1700	x2186
527A	Playing with Paper implementation, math	1100	x14397
526C	Om Nom and Candies brute force, greedy, math	2000	x2476
525E	Anya and Cubes binary search, bitmasks, brute force, dp, math, meet-in-the-middle	2100	x3164
525C	Ilya and Sticks greedy, math, sortings	1600	x5795
525B	Pasha and String constructive algorithms, greedy, math, strings	1400	x9354
520E	Pluses everywhere combinatorics, dp, math, number theory	2200	x1867
520C	DNA Alignment math, strings	1500	x4136
520B	Two Buttons dfs and similar, graphs, greedy, implementation, math, shortest paths	1400	x50566
519C	A and B and Team Training greedy, implementation, math, number theory	1300	x19664
518E	Arthur and Questions greedy, implementation, math, ternary search	2200	x926
518D	Ilya and Escalator combinatorics, dp, math, probabilities	1700	x6942
516E	Drazil and His Happy Friends math, number theory	3100	x501
515C	Drazil and Factorial greedy, math, sortings	1400	x25830
515A	Drazil and Date math	1000	x20154
514B	Han Solo and Lazer Gun brute force, data structures, geometry, implementation, math	1400	x20707
513B2	Permutations bitmasks, divide and conquer, math	1800	x2626
513A	Game constructive algorithms, math	800	x20138
510D	Fox And Jumping bitmasks, brute force, dp, math	1900	x5391
509E	Pretty Song math, strings	2000	x1788
509D	Restoring Numbers constructive algorithms, math	2200	x741
508B	Anton and currency you all know greedy, math, strings	1300	x22557
507C	Guess Your Way Out! implementation, math, trees	1700	x4320
507B	Amr and Pins geometry, math	1400	x24461
500C	New Year Book Reading constructive algorithms, greedy, implementation, math	1600	x5801
500B	New Year Permutation dfs and similar, dsu, graphs, greedy, math, sortings	1600	x8853
497D	Gears brute force, geometry, math	2900	x228
496A	Minimum Difficulty brute force, implementation, math	900	x16340
495B	Modular Equations math, number theory	1600	x6881
493E	Vasya and Polynomial math	2800	x483
493D	Vasya and Chess constructive algorithms, games, math	1700	x9641
492E	Vanya and Field math	2000	x1619
492D	Vanya and Computer Game binary search, implementation, math, sortings	1800	x3151
492B	Vanya and Lanterns binary search, implementation, math, sortings	1200	x74835
491B	New York Hotel greedy, math	2100	x551
490D	Chocolate brute force, dfs and similar, math, meet-in-the-middle, number theory	1900	x2130
490C	Hacking Cypher brute force, math, number theory, strings	1700	x9059
488B	Candy Boxes brute force, constructive algorithms, math	1900	x2116
487C	Prefix Product Sequence constructive algorithms, math, number theory	2300	x2763
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x2232
486D	Valid Sets dfs and similar, dp, math, trees	2100	x3964
486A	Calculating Function implementation, math	800	x116778
485A	Factory implementation, math, matrices	1400	x8247
484C	Strange Sorting implementation, math	2600	x592
484B	Maximum Value binary search, math, sortings, two pointers	2100	x7012
483B	Friends and Presents binary search, math	1800	x4068
483A	Counterexample brute force, implementation, math, number theory	1100	x22949
479A	Expression brute force, math	1000	x93241
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x36391
476D	Dreamoon and Sets constructive algorithms, greedy, math	1900	x4634
476C	Dreamoon and Sums math	1600	x5701
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x30435
476A	Dreamoon and Stairs implementation, math	1000	x43405
475D	CGCDSSQ brute force, data structures, math	2000	x4812
474F	Ant colony data structures, math, number theory	2100	x8510
472F	Design Tutorial: Change the Goal constructive algorithms, math, matrices	2700	x256
472A	Design Tutorial: Learn from Math math, number theory	800	x59464
471C	MUH and House of Cards binary search, brute force, greedy, math	1700	x3551
468E	Permanent dp, graph matchings, math, meet-in-the-middle	3100	x312
468C	Hack it! binary search, constructive algorithms, math	2500	x2388
468A	24 Game constructive algorithms, greedy, math	1500	x7968
466B	Wonder Room brute force, math	2000	x4894
463E	Caisa and Tree brute force, dfs and similar, math, number theory, trees	2100	x1597
463B	Caisa and Pylons brute force, implementation, math	1100	x27068
461D	Appleman and Complicated Task dsu, math	2800	x362
460E	Roland and Rose brute force, geometry, math, sortings	2700	x342
460D	Little Victor and Set brute force, constructive algorithms, math	2300	x994
460B	Little Dima and Equation brute force, implementation, math, number theory	1500	x12306
460A	Vasya and Socks brute force, implementation, math	900	x45717
459C	Pashmak and Buses combinatorics, constructive algorithms, math	1900	x6169
457E	Flow Optimality constructive algorithms, flows, math	3000	x96
457D	Bingo! combinatorics, math, probabilities	2700	x278
457A	Golden System math, meet-in-the-middle	1700	x1271
456B	Fedya and Maths math, number theory	1200	x16542
452C	Magic Trick combinatorics, math, probabilities	2100	x1618
451D	Count Good Substrings math	2000	x4718
451C	Predict Outcome of the Game brute force, implementation, math	1700	x3322
450B	Jzzhu and Sequences implementation, math	1300	x26097
449E	Jzzhu and Squares dp, math, number theory	2900	x285
449A	Jzzhu and Chocolate greedy, math	1700	x3930
446E	DZY Loves Bridges math, matrices	3100	x133
446D	DZY Loves Games math, matrices, probabilities	2800	x394
446C	DZY Loves Fibonacci Numbers data structures, math, number theory	2400	x3313
444A	DZY Loves Physics greedy, math	1600	x3400