Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
13:10:35
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Problems

#	Name
821B	Okabe and Banana Trees brute force, math	1300	x5749
820B	Mister B and Angle in Polygon constructive algorithms, geometry, math	1300	x5198
819B	Mister B and PR Shifts data structures, implementation, math	1900	x1695
818F	Level Generation binary search, math, ternary search	2100	x1549
818A	Diplomas and Certificates implementation, math	800	x6932
817C	Really Big Numbers binary search, brute force, dp, math	1600	x7334
817B	Makes And The Product combinatorics, implementation, math, sortings	1500	x5706
817A	Treasure Hunt implementation, math, number theory	1200	x6225
815B	Karen and Test brute force, combinatorics, constructive algorithms, math	2200	x1377
813B	The Golden Age brute force, math	1800	x3907
810A	Straight <<A>> implementation, math	900	x8801
809E	Surprise me! divide and conquer, math, number theory, trees	3100	x733
809A	Do you want a date? implementation, math, sortings	1500	x4687
808B	Average Sleep Time data structures, implementation, math	1300	x7515
805A	Fake NP greedy, math	1000	x17923
804B	Minimum number of steps combinatorics, greedy, implementation, math	1400	x9627
804A	Find Amir constructive algorithms, greedy, math	1000	x15413
803C	Maximal GCD constructive algorithms, greedy, math	1900	x5088
802L	Send the Fool Further! (hard) dfs and similar, dp, math, trees	2400	x302
802F	Marmots (hard) math, probabilities	2800	x123
802E	Marmots (medium) math	2200	x248
802D	Marmots (easy) math	2100	x452
797A	k-Factorization implementation, math, number theory	1100	x15163
794G	Replace All combinatorics, dp, math	3400	x343
794E	Choosing Carrot games, math	2800	x797
794B	Cutting Carrot geometry, math	1200	x6515
793C	Mice problem geometry, implementation, math, sortings	2300	x1250
793A	Oleg and shares implementation, math	900	x6758
792E	Colored Balls greedy, math, number theory	2500	x1077
792C	Divide by Three dp, greedy, math, number theory	2000	x4371
789B	Masha and geometric depression brute force, implementation, math	1700	x4372
789A	Anastasia and pebbles implementation, math	1100	x9305
787B	Not Afraid greedy, implementation, math	1300	x5594
787A	The Monster brute force, math, number theory	1200	x11325
785D	Anton and School - 2 combinatorics, dp, math, number theory	2300	x2949
785C	Anton and Fairy Tale binary search, math	1600	x7322
779A	Pupils Redistribution constructive algorithms, math	1000	x9304
777A	Shell Game constructive algorithms, implementation, math	1000	x10265
776E	The Holmes Children math, number theory	2100	x2165
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x5893
774E	Big Number and Remainder *special problem, math, number theory	2300	x212
773F	Test Data Generation combinatorics, divide and conquer, dp, fft, math, number theory	3400	x188
773C	Prairie Partition binary search, constructive algorithms, greedy, math	2200	x956
773A	Success Rate binary search, math	1700	x4437
772C	Vulnerable Kerbals constructive algorithms, dp, graphs, math, number theory	2300	x1376
772A	Voltage Keepsake binary search, math	1800	x4343
770B	Maximize Sum of Digits *special problem, implementation, math	1300	x2812
768F	Barrels and boxes brute force, combinatorics, math, number theory, probabilities	2300	x1019
768D	Jon and Orbs dp, math, probabilities	2200	x2923
766E	Mahmoud and a xor trip bitmasks, constructive algorithms, data structures, dfs and similar, dp, math, trees	2100	x2983
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x32623
765G	Math, math everywhere brute force, dp, math, meet-in-the-middle, number theory	3200	x85
765D	Artsem and Saunders constructive algorithms, dsu, math	1700	x2467
765C	Table Tennis Game 2 math	1200	x6931
765A	Neverending competitions implementation, math	900	x8983
764A	Taymyr is calling you brute force, implementation, math	800	x16240
763C	Timofey and remoduling brute force, implementation, math, number theory	2600	x707
762A	k-th divisor math, number theory	1400	x19513
761B	Dasha and friends brute force, implementation, math	1300	x6841
761A	Dasha and Stairs brute force, constructive algorithms, implementation, math	1000	x14469
760A	Petr and a calendar implementation, math	800	x8182
758F	Geometrical Progression brute force, math, number theory	2400	x628
758D	Ability To Convert constructive algorithms, dp, greedy, math, strings	2000	x2708
758C	Unfair Poll binary search, constructive algorithms, implementation, math	1700	x3865
758A	Holiday Of Equality implementation, math	800	x60395
757B	Bash's Big Day greedy, math, number theory	1400	x10195
756F	Long number expression parsing, math, number theory	3400	x92
756E	Byteland coins combinatorics, dp, math	3200	x163
755G	PolandBall and Many Other Balls combinatorics, divide and conquer, dp, fft, math, number theory	3200	x908
755A	PolandBall and Hypothesis brute force, graphs, math, number theory	800	x17960
753A	Santa Claus and Candies dp, greedy, math	1000	x9013
750C	New Year and Rating binary search, greedy, math	1600	x6546
750A	New Year and Hurry binary search, brute force, implementation, math	800	x74765
749A	Bachgold Problem greedy, implementation, math, number theory	800	x48871
748C	Santa Claus and Robot constructive algorithms, math	1400	x4603
748A	Santa Claus and a Place in a Class implementation, math	800	x8953
747F	Igor and Interesting Numbers brute force, combinatorics, dp, math	2500	x418
747A	Display Size brute force, math	800	x10206
746E	Numbers Exchange greedy, implementation, math	1900	x1733
746D	Green and Black Tea constructive algorithms, greedy, math	1500	x5088
746C	Tram constructive algorithms, implementation, math	1600	x3708
746A	Compote implementation, math	800	x21299
743C	Vladik and fractions brute force, constructive algorithms, math, number theory	1500	x12235
742B	Arpa’s obvious problem and Mehrdad’s terrible solution brute force, math, number theory	1500	x9224
742A	Arpa’s hard exam and Mehrdad’s naive cheat implementation, math, number theory	1000	x42124
741A	Arpa's loud Owf and Mehrdad's evil plan dfs and similar, math	1600	x5421
739E	Gosha is hunting brute force, data structures, dp, flows, math, probabilities, sortings	3000	x2157
737F	Dirty plates constructive algorithms, math	3300	x70
736E	Chess Championship constructive algorithms, flows, greedy, math	2900	x187
736D	Permutations math, matrices	2800	x459
735D	Taxes math, number theory	1600	x13363
735C	Tennis Championship combinatorics, constructive algorithms, greedy, math	1600	x7495
734F	Anton and School bitmasks, constructive algorithms, implementation, math	2500	x1292
734B	Anton and Digits brute force, greedy, implementation, math	800	x29172
733E	Sleep in Class constructive algorithms, data structures, math, two pointers	2400	x892
733B	Parade math	1100	x10664
732C	Sanatorium binary search, constructive algorithms, greedy, implementation, math	1200	x9692
732A	Buy a Shovel brute force, constructive algorithms, implementation, math	800	x71600
731F	Video Cards brute force, data structures, implementation, math, number theory	1900	x2821
730D	Running Over The Bridges greedy, implementation, math	2200	x878