Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
22:02:33
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Problems

#	Name
169A	Chores sortings	800	x6898
168B	Wizards and Minimal Spell implementation, strings	1700	x1211
168A	Wizards and Demonstration implementation, math	900	x10499
167E	Wizards and Bets dfs and similar, graphs, math, matrices	2900	x572
167D	Wizards and Roads data structures, divide and conquer, graph matchings, graphs, greedy	3000	x193
167C	Wizards and Numbers games, math	2300	x662
167B	Wizards and Huge Prize dp, math, probabilities	1800	x2139
167A	Wizards and Trolleybuses implementation, math	1600	x2026
166E	Tetrahedron dp, math, matrices	1500	x20913
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x355
166C	Median greedy, math, sortings	1500	x6467
166B	Polygons geometry, sortings	2100	x2390
166A	Rank List binary search, implementation, sortings	1100	x17546
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x6727
165D	Beard Graph data structures, dsu, trees	2100	x1634
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x12186
165B	Burning Midnight Oil binary search, implementation	1500	x17636
165A	Supercentral Point implementation	1000	x23427
164E	Polycarpus and Tasks	3100	x67
164D	Minimum Diameter binary search, brute force	3100	x235
164C	Machine Programming flows, graphs	2400	x895
164B	Ancient Berland Hieroglyphs two pointers	2000	x453
164A	Variable, or There and Back Again dfs and similar, graphs	1700	x1008
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x1695
163D	Large Refrigerator brute force	2900	x503
163C	Conveyor sortings, two pointers	2100	x540
163B	Lemmings binary search	2000	x1058
163A	Substring and Subsequence dp	1700	x2696
162J	Brackets *special problem	1800	x95
162I	Truncatable primes *special problem	2000	x77
162H	Alternating case *special problem	1800	x220
162G	Non-decimal sum *special problem	2000	x63
162F	Factorial zeros *special problem	1800	x201
162E	HQ9+ *special problem	1800	x178
162D	Remove digits *special problem	1900	x228
162C	Prime factorization *special problem	1800	x787
162B	Binary notation *special problem	1800	x313
162A	Pentagonal numbers *special problem, implementation	1100	x803
161E	Polycarpus the Safecracker brute force, dp	2500	x467
161D	Distance in Tree dfs and similar, dp, trees	1800	x14663
161C	Abracadabra divide and conquer	2400	x646
161B	Discounts constructive algorithms, greedy, sortings	1700	x1952
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4847
160E	Buses and People binary search, data structures, sortings	2400	x587
160D	Edges in MST dfs and similar, dsu, graphs, sortings	2300	x2491
160C	Find Pair implementation, math, sortings	1700	x3440
160B	Unlucky Ticket greedy, sortings	1100	x13901
160A	Twins greedy, sortings	900	x116488
159E	Zebra Tower *special problem, data structures, greedy, sortings	1700	x997
159D	Palindrome pairs *special problem, brute force, dp, strings	1500	x4297
159C	String Manipulation 1.0 *special problem, binary search, brute force, data structures, strings	1400	x2978
159B	Matchmaker *special problem, greedy, sortings	1100	x3774
159A	Friends or Not *special problem, greedy, implementation	1400	x2479
158E	Phone Talks *special problem, dp, sortings	1900	x1460
158D	Ice Sculptures *special problem, brute force, number theory	1300	x6233
158C	Cd and pwd commands *special problem, data structures, implementation	1400	x9142
158B	Taxi *special problem, greedy, implementation	1100	x86014
158A	Next Round *special problem, implementation	800	x246106
157B	Trace geometry, sortings	1000	x13155
157A	Game Outcome brute force	800	x7559
156E	Mrs. Hudson's Pancakes brute force, dp	3000	x162
156D	Clues combinatorics, graphs	2500	x1559
156C	Cipher combinatorics, dp	2000	x2385
156B	Suspects constructive algorithms, data structures, implementation	1600	x2222
156A	Message brute force	1700	x3033
155B	Combination greedy, sortings	1100	x10164
155A	I_love_\%username\% brute force	800	x74665
154E	Martian Colony geometry	3000	x97
154D	Flatland Fencing games, math	2400	x429
154C	Double Profiles graphs, hashing, sortings	2300	x2786
154B	Colliders math, number theory	1600	x4555
154A	Hometask greedy	1600	x4037
153E	Euclidean Distance *special problem	2100	x79
153D	Date Change *special problem	2000	x82
153C	Caesar Cipher *special problem	2200	x378
153B	Binary notation *special problem	1800	x156
153A	A + B *special problem	1600	x819
152E	Garden bitmasks, dp, graphs, trees	2500	x481
152D	Frames brute force	2600	x241
152C	Pocket Book combinatorics	1400	x10547
152B	Steps binary search, implementation	1300	x6642
152A	Marks implementation	900	x16684
151B	Phone Numbers implementation, strings	1200	x6358
151A	Soft Drinking implementation, math	800	x71895
150E	Freezing with Style binary search, data structures, divide and conquer, trees	3000	x840
150D	Mission Impassable dp, strings	2600	x602
150C	Smart Cheater data structures, math, probabilities	2200	x641
150B	Quantity of Strings combinatorics, dfs and similar, graphs, math	1600	x4118
150A	Win or Freeze games, math, number theory	1400	x7747
149E	Martian Strings string suffix structures, strings	2300	x2264
149D	Coloring Brackets dp	1900	x3790
149C	Division into Teams greedy, math, sortings	1500	x5368
149B	Martian Clock implementation	1600	x2252
149A	Business trip greedy, implementation, sortings	900	x39441
148E	Porcelain dp	1900	x3993
148D	Bag of mice dp, games, math, probabilities	1800	x7158
148C	Terse princess constructive algorithms, greedy	1700	x3105
148B	Escape implementation, math	1500	x5448
148A	Insomnia cure constructive algorithms, implementation, math	800	x91744
147B	Smile House binary search, graphs, matrices	2500	x783