Problemset - Codeforces

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Codeforces Round (Div. 2)
6 days

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Problems

#	Name
156D	Clues combinatorics, graphs	2500	x1500
156C	Cipher combinatorics, dp	2000	x2310
156B	Suspects constructive algorithms, data structures, implementation	1600	x2198
156A	Message brute force	1700	x3015
155B	Combination greedy, sortings	1100	x10078
155A	I_love_\%username\% brute force	800	x72156
154E	Martian Colony geometry	3000	x92
154D	Flatland Fencing games, math	2400	x420
154C	Double Profiles graphs, hashing, sortings	2300	x2713
154B	Colliders math, number theory	1600	x4374
154A	Hometask greedy	1600	x4007
153E	Euclidean Distance *special problem	2100	x75
153D	Date Change *special problem	2000	x82
153C	Caesar Cipher *special problem	2200	x370
153B	Binary notation *special problem	1800	x154
153A	A + B *special problem	1600	x765
152E	Garden bitmasks, dp, graphs, trees	2500	x466
152D	Frames brute force	2600	x240
152C	Pocket Book combinatorics	1400	x10418
152B	Steps binary search, implementation	1300	x6423
152A	Marks implementation	900	x16379
151B	Phone Numbers implementation, strings	1200	x6262
151A	Soft Drinking implementation, math	800	x68115
150E	Freezing with Style binary search, data structures, divide and conquer, trees	3000	x812
150D	Mission Impassable dp, strings	2600	x591
150C	Smart Cheater data structures, math, probabilities	2200	x636
150B	Quantity of Strings combinatorics, dfs and similar, graphs, math	1600	x4028
150A	Win or Freeze games, math, number theory	1400	x7632
149E	Martian Strings string suffix structures, strings	2300	x2050
149D	Coloring Brackets dp	1900	x3621
149C	Division into Teams greedy, math, sortings	1500	x5301
149B	Martian Clock implementation	1600	x2235
149A	Business trip greedy, implementation, sortings	900	x38429
148E	Porcelain dp	1900	x3837
148D	Bag of mice dp, games, math, probabilities	1800	x6889
148C	Terse princess constructive algorithms, greedy	1700	x3079
148B	Escape implementation, math	1500	x5333
148A	Insomnia cure constructive algorithms, implementation, math	800	x88912
147B	Smile House binary search, graphs, matrices	2500	x755
147A	Punctuation implementation, strings	1300	x3573
146B	Lucky Mask brute force, implementation	1300	x4276
146A	Lucky Ticket implementation	800	x14778
145E	Lucky Queries data structures	2400	x2984
145D	Lucky Pair combinatorics, data structures, implementation	2900	x242
145C	Lucky Subsequence combinatorics, dp, math	2100	x1894
145B	Lucky Number 2 constructive algorithms	1800	x2166
145A	Lucky Conversion greedy, implementation	1200	x6996
144E	Competition data structures, greedy	2200	x569
144D	Missile Silos data structures, dfs and similar, graphs, shortest paths	1900	x3843
144C	Anagram Search implementation, strings	1500	x3921
144B	Meeting implementation	1300	x5109
144A	Arrival of the General implementation	800	x91222
143B	Help Kingdom of Far Far Away 2 implementation, strings	1200	x4938
143A	Help Vasilisa the Wise 2 brute force, math	1000	x13342
142E	Help Greg the Dwarf 2 geometry	3000	x80
142D	Help Shrek and Donkey 2 games	2600	x340
142C	Help Caretaker brute force, dp	2300	x905
142B	Help General constructive algorithms, greedy, implementation	1800	x2148
142A	Help Farmer brute force, math	1600	x2588
141E	Clearing Up constructive algorithms, dp, dsu, graphs	2300	x891
141D	Take-off Ramps graphs, shortest paths	2300	x886
141C	Queue constructive algorithms, greedy, sortings	1800	x2404
141B	Hopscotch geometry, math	1400	x5176
141A	Amusing Joke implementation, sortings, strings	800	x79566
140F	New Year Snowflake geometry, sortings	2600	x364
140E	New Year Garland combinatorics, dp	2600	x878
140D	New Year Contest greedy, sortings	1800	x2198
140C	New Year Snowmen binary search, data structures, greedy	1800	x4227
140B	New Year Cards brute force, greedy, implementation	1800	x1526
140A	New Year Table geometry, math	1700	x4107
139B	Wallpaper implementation, math	1600	x1284
139A	Petr and Book implementation	1000	x29590
138E	Hellish Constraints brute force, dp, two pointers	2900	x171
138D	World of Darkraft dp, games	2500	x474
138C	Mushroom Gnomes - 2 binary search, data structures, probabilities, sortings	2200	x847
138B	Digits Permutations greedy	1900	x1013
138A	Literature Lesson implementation	1600	x2349
137E	Last Chance data structures, implementation, strings	2000	x1199
137D	Palindromes dp, strings	1900	x1482
137C	History sortings	1500	x7118
137B	Permutation greedy	1000	x13425
137A	Postcards and photos implementation	900	x7001
136B	Ternary Logic implementation, math	1100	x4781
136A	Presents implementation	800	x111836
135E	Weak Subsequence combinatorics	3000	x268
135D	Cycle brute force, dfs and similar, implementation	2500	x295
135C	Zero-One constructive algorithms, games, greedy	1900	x1325
135B	Rectangle and Square brute force, geometry, math	1600	x2314
135A	Replacement greedy, implementation, sortings	1300	x7472
134C	Swaps constructive algorithms, graphs, greedy	2200	x462
134B	Pairs of Numbers brute force, dfs and similar, math, number theory	1900	x1934
134A	Average Numbers brute force, implementation	1200	x3833
133B	Unary implementation	1200	x8704
133A	HQ9+ implementation	900	x101873
132E	Bits of merry old England flows, graphs	2700	x526
132D	Constants in the language of Shakespeare constructive algorithms, dp, greedy	2100	x608
132C	Logo Turtle dp	1800	x2284
132B	Piet implementation	2100	x513
132A	Turing Tape implementation	1300	x2748
131F	Present to Mom binary search, two pointers	2000	x635