Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
15:20:53
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Problems

#	Name
1027G	X-mouse in the Campus bitmasks, math, number theory	2600	x306
1027E	Inverse Coloring combinatorics, dp, math	2100	x2101
1027B	Numbers on the Chessboard implementation, math	1200	x8343
1025G	Company Acquisitions constructive algorithms, math	3200	x719
1025D	Recovering BST brute force, dp, math, number theory, trees	2100	x3633
1023B	Pair of Toys math	1000	x10805
1020A	New Building for SIS math	1000	x8972
1017F	The Neutral Zone brute force, math	2500	x814
1017B	The Bits implementation, math	1200	x9122
1016G	Appropriate Team bitmasks, math, number theory	2700	x265
1016D	Vasya And The Matrix constructive algorithms, flows, math	1800	x4676
1016A	Death Note greedy, implementation, math	900	x14865
1013A	Piles With Stones math	800	x10931
1012E	Cycle sort dsu, math	3100	x309
1012A	Photo of The Sky brute force, implementation, math, sortings	1500	x6417
1010A	Fly binary search, math	1500	x8050
1009E	Intercity Travelling combinatorics, math, probabilities	2000	x2967
1009D	Relatively Prime Graph brute force, constructive algorithms, graphs, greedy, math	1700	x6231
1009C	Annoying Present greedy, math	1700	x5227
1007B	Pave the Parallelepiped bitmasks, brute force, combinatorics, math, number theory	2400	x947
1007A	Reorder the Array combinatorics, data structures, math, sortings, two pointers	1300	x12117
1004B	Sonya and Exhibition constructive algorithms, greedy, implementation, math	1300	x9480
1003C	Intense Heat brute force, implementation, math	1300	x10561
997C	Sky Full of Stars combinatorics, math	2500	x1706
997B	Roman Digits brute force, combinatorics, dp, greedy, math	2000	x2950
997A	Convert to Ones brute force, greedy, implementation, math	1500	x8295
996B	World Cup binary search, math	1300	x9009
995F	Cowmpany Cowmpensation combinatorics, dp, math, trees	2700	x1218
995D	Game math	2500	x755
995C	Leaving the Bar brute force, data structures, geometry, greedy, math, sortings	2300	x1885
995B	Suit and Tie greedy, implementation, math	1400	x7076
993E	Nikita and Order Statistics chinese remainder theorem, fft, math	2300	x1411
992D	Nastya and a Game brute force, implementation, math	2100	x1644
992C	Nastya and a Wardrobe math	1600	x4549
992B	Nastya Studies Informatics math, number theory	1600	x6244
991F	Concise and clear brute force, greedy, implementation, math	2700	x303
991E	Bus Number brute force, combinatorics, math	1800	x3481
990A	Commentary Boxes implementation, math	1000	x10549
989D	A Shade of Moonlight binary search, geometry, math, sortings, two pointers	2500	x513
988D	Points and Powers of Two brute force, math	1800	x7240
987B	High School: Become Human math	1100	x11595
986F	Oppa Funcan Style Remastered graphs, math, number theory, shortest paths	3300	x608
986E	Prince's Problem brute force, data structures, math, number theory, trees	2800	x791
986D	Perfect Encoding fft, math	3100	x327
986B	Petr and Permutations combinatorics, math	1800	x4637
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2543
983A	Finite or not? implementation, math	1700	x4536
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x270
980D	Perfect Groups dp, math, number theory	2100	x2657
980A	Links and Pearls implementation, math	900	x10405
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1808
979A	Pizza, Pizza, Pizza!!! math	1000	x13694
978E	Bus Video System combinatorics, math	1400	x9507
978D	Almost Arithmetic Progression brute force, implementation, math	1500	x8694
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x18248
976B	Lara Croft and the New Game implementation, math	1300	x5711
975D	Ghosts geometry, math	2000	x2144
967B	Watering System math, sortings	1000	x7062
965C	Greedy Arkady math	2000	x2090
965A	Paper Airplanes math	800	x9453
964B	Messages math	1300	x4346
964A	Splits math	800	x9627
963E	Circles of Waiting math	3100	x547
963C	Cutting Rectangle brute force, math, number theory	2600	x566
963A	Alternating Sum math, number theory	1800	x3289
962C	Make a Square brute force, implementation, math	1400	x7813
961G	Partitions combinatorics, math, number theory	2700	x1348
960G	Bandit Blues combinatorics, dp, fft, math	2900	x1065
959F	Mahmoud and Ehab and yet another xor task bitmasks, dp, math, matrices	2400	x2078
959E	Mahmoud and Ehab and the xor-MST bitmasks, dp, graphs, implementation, math	1900	x3389
959D	Mahmoud and Ehab and another array construction task constructive algorithms, greedy, math, number theory	1900	x3082
959A	Mahmoud and Ehab and the even-odd game games, math	800	x46703
958E1	Guard Duty (easy) brute force, geometry, greedy, math	1600	x1504
958D1	Hyperspace Jump (easy) expression parsing, math	1400	x2061
955C	Sad powers binary search, math, number theory	2100	x2699
955A	Feed the cat greedy, math	1100	x6645
954I	Yet Another String Matching Problem fft, math	2200	x1015
952A	Quirky Quantifiers math	800	x11213
950A	Left-handers, Right-handers and Ambidexters implementation, math	800	x15225
949B	A Leapfrog in the Array constructive algorithms, math	1700	x3716
946B	Weird Subtraction Process math, number theory	1100	x10835
940E	Cashback data structures, dp, greedy, math	2000	x3696
938E	Max History combinatorics, math	2300	x1303
937B	Vile Grasshoppers brute force, math, number theory	1400	x6873
936A	Save Energy! binary search, implementation, math	1700	x4360
935D	Fafa and Ancient Alphabet math, probabilities	1900	x2567
933D	A Creative Cutout brute force, combinatorics, math	2900	x284
933B	A Determined Cleanup math	2000	x1910
932E	Team Work combinatorics, dp, math	2400	x2797
931C	Laboratory Work implementation, math	1700	x3345
931A	Friends Meeting brute force, greedy, implementation, math	800	x11891
930E	Coins Exhibition data structures, dp, math	2900	x431
929C	Красивая команда *special problem, combinatorics, math	1700	x1150
926B	Add Points math, number theory	1800	x1663
926A	2-3-numbers implementation, math	1300	x3742
925C	Big Secret constructive algorithms, math	2200	x1303
923E	Perpetual Subtraction fft, math, matrices	3100	x452
923A	Primal Sport math, number theory	1700	x5017
920G	List Of Integers binary search, bitmasks, brute force, combinatorics, math, number theory	2200	x1741
920C	Swap Adjacent Elements dfs and similar, greedy, math, sortings, two pointers	1400	x9155