Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
07:43:20
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brute force

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Problems

#	Name
766C	Mahmoud and a Message brute force, dp, greedy, strings	1700	x4378
765G	Math, math everywhere brute force, dp, math, meet-in-the-middle, number theory	3200	x85
764A	Taymyr is calling you brute force, implementation, math	800	x16240
763C	Timofey and remoduling brute force, implementation, math, number theory	2600	x707
761F	Dasha and Photos brute force, data structures, dp, implementation	2600	x410
761D	Dasha and Very Difficult Problem binary search, brute force, constructive algorithms, greedy, sortings	1700	x3965
761C	Dasha and Password brute force, dp, implementation	1500	x5866
761B	Dasha and friends brute force, implementation, math	1300	x6841
761A	Dasha and Stairs brute force, constructive algorithms, implementation, math	1000	x14470
758F	Geometrical Progression brute force, math, number theory	2400	x628
758B	Blown Garland brute force, implementation, number theory	1100	x10184
757E	Bash Plays with Functions brute force, combinatorics, dp, number theory	2500	x1316
756D	Bacterial Melee brute force, combinatorics, dp, string suffix structures	2400	x1001
755A	PolandBall and Hypothesis brute force, graphs, math, number theory	800	x17960
754E	Dasha and cyclic table bitmasks, brute force, fft, strings, trees	2600	x496
754C	Vladik and chat brute force, constructive algorithms, dp, implementation, strings	2200	x925
754B	Ilya and tic-tac-toe game brute force, implementation	1100	x7214
753C	Interactive Bulls and Cows (Hard) brute force, constructive algorithms, interactive	2500	x290
753B	Interactive Bulls and Cows (Easy) brute force, constructive algorithms, implementation	1600	x1190
750G	New Year and Binary Tree Paths bitmasks, brute force, combinatorics, dp	3200	x447
750D	New Year and Fireworks brute force, data structures, dfs and similar, dp, implementation	1900	x3077
750A	New Year and Hurry binary search, brute force, implementation, math	800	x74766
749B	Parallelogram is Back brute force, constructive algorithms, geometry	1200	x8479
747F	Igor and Interesting Numbers brute force, combinatorics, dp, math	2500	x418
747A	Display Size brute force, math	800	x10206
744C	Hongcow Buys a Deck of Cards bitmasks, brute force, dp	2400	x1085
743E	Vladik and cards binary search, bitmasks, brute force, dp	2200	x1498
743C	Vladik and fractions brute force, constructive algorithms, math, number theory	1500	x12236
742B	Arpa’s obvious problem and Mehrdad’s terrible solution brute force, math, number theory	1500	x9224
740A	Alyona and copybooks brute force, implementation	1300	x8894
739E	Gosha is hunting brute force, data structures, dp, flows, math, probabilities, sortings	3000	x2157
734B	Anton and Digits brute force, greedy, implementation, math	800	x29174
732A	Buy a Shovel brute force, constructive algorithms, implementation, math	800	x71602
731F	Video Cards brute force, data structures, implementation, math, number theory	1900	x2821
731D	80-th Level Archeology brute force, data structures, greedy, sortings	2200	x1167
727A	Transformation: from A to B brute force, dfs and similar, math	1000	x13733
725E	Too Much Money brute force, greedy	2600	x651
725C	Hidden Word brute force, constructive algorithms, implementation, strings	1600	x2637
724B	Batch Sort brute force, greedy, implementation, math	1500	x4008
722A	Broken Clock brute force, implementation	1300	x6629
711A	Bus to Udayland brute force, implementation	800	x29223
710F	String Set Queries brute force, data structures, hashing, interactive, string suffix structures, strings	2400	x1857
710B	Optimal Point on a Line brute force, sortings	1400	x8733
706A	Beru-taxi brute force, geometry, implementation	900	x14445
704A	Thor brute force, data structures, implementation	1600	x9199
702B	Powers of Two brute force, data structures, implementation, math	1500	x11740
698D	Limak and Shooting Points brute force, geometry, math	2600	x538
697B	Barnicle brute force, implementation, math, strings	1400	x5696
696A	Lorenzo Von Matterhorn brute force, data structures, implementation, trees	1500	x6049
691F	Couple Cover brute force, dp, number theory	2200	x1297
689A	Mike and Cellphone brute force, constructive algorithms, implementation	1400	x5248
687D	Dividing Kingdom II brute force, data structures, dsu, graphs, sortings	2500	x867
685E	Travelling Through the Snow Queen's Kingdom bitmasks, brute force, divide and conquer, graphs	2800	x550
685D	Kay and Eternity brute force, implementation, sortings	2600	x480
685A	Robbers' watch brute force, combinatorics, dp, math	1700	x4218
681B	Economy Game brute force	1300	x8886
679D	Bear and Chase brute force, dfs and similar, graphs, implementation, math, probabilities	2900	x315
677E	Vanya and Balloons binary search, brute force, dp, implementation	2300	x603
675B	Restoring Painting brute force, constructive algorithms, math	1400	x7365
670F	Restore a Number brute force, constructive algorithms, strings	2300	x854
670D1	Magic Powder - 1 binary search, brute force, implementation	1400	x17561
670A	Holidays brute force, constructive algorithms, greedy, math	900	x16885
666D	Chain Reaction brute force, geometry	3000	x279
665B	Shopping brute force	1400	x3534
662E	To Hack or not to Hack brute force, dp, greedy	3100	x138
662C	Binary Table bitmasks, brute force, divide and conquer, dp, fft, math	2600	x2007
653C	Bear and Up-Down brute force, implementation	1900	x1639
653B	Bear and Compressing brute force, dfs and similar, dp, strings	1300	x4958
653A	Bear and Three Balls brute force, implementation, sortings	900	x8181
650B	Image Preview binary search, brute force, dp, two pointers	1900	x3339
645A	Amity Assessment brute force, constructive algorithms, implementation	1200	x3441
641C	Little Artem and Dance brute force, constructive algorithms, implementation	1800	x3072
638D	Three-dimensional Turtle Super Computer brute force, dfs and similar, graphs	1800	x708
637C	Promocodes with Mistakes *special problem, brute force, constructive algorithms, implementation	1400	x2419
635A	Orchestra brute force, implementation	1100	x2882
633D	Fibonacci-ish brute force, dp, hashing, implementation, math	2000	x2783
633B	A Trivial Problem brute force, constructive algorithms, math, number theory	1300	x6655
633A	Ebony and Ivory brute force, math, number theory	1100	x12656
632F	Magic Matrix brute force, divide and conquer, graphs, matrices, trees	2400	x1074
632D	Longest Subsequence brute force, math, number theory	2100	x3749
632B	Alice, Bob, Two Teams brute force, constructive algorithms	1400	x3981
631A	Interview brute force, implementation	900	x9257
629B	Far Relative’s Problem brute force	1100	x8035
629A	Far Relative’s Birthday Cake brute force, combinatorics, constructive algorithms, implementation	800	x13345
626D	Jerry's Protest brute force, combinatorics, dp, probabilities	1800	x2748
626C	Block Towers brute force, greedy, math, number theory	1600	x4327
626A	Robot Sequence brute force, implementation	1000	x6190
621D	Rat Kwesh and Cheese brute force, constructive algorithms, math	2400	x980
614A	Link/Cut Tree brute force, implementation	1500	x7452
613B	Skills binary search, brute force, dp, greedy, sortings, two pointers	1900	x2207
612A	The Text Splitting brute force, implementation, strings	1300	x7202
611B	New Year and Old Property bitmasks, brute force, implementation	1300	x10052
602A	Two Bases brute force, implementation	1100	x8454
599D	Spongebob and Squares brute force, math	1900	x2555
598E	Chocolate Bar brute force, dp	2000	x4922
594C	Edo and Magnets brute force, greedy, implementation, two pointers	2300	x684
593A	2Char brute force, implementation	1200	x5768
585A	Gennady the Dentist brute force, implementation	1800	x4321
584D	Dima and Lisa brute force, math, number theory	1800	x9286
581D	Three Logos bitmasks, brute force, constructive algorithms, geometry, implementation, math	1700	x3648