Problemset - Codeforces

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Codeforces Round #630 (Div. 2)
2 days
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greedy

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Problems

#	Name
1305H	Kuroni the Private Tutor binary search, greedy	3600	x23
1237G	Balanced Distribution data structures, dp, greedy	3600	x40
1292E	Rin and The Unknown Flower constructive algorithms, greedy, interactive, math	3500	x95
737E	Tanya is 5! graph matchings, graphs, greedy, schedules	3300	x44
1209H	Moving Walkways data structures, greedy, math	3300	x52
1089J	JS Minification greedy, implementation	3300	x75
671E	Organizing a Race data structures, greedy	3300	x115
526G	Spiders Evil Plan greedy, trees	3300	x176
717B	R3D3’s Summer Adventure dp, greedy	3200	x79
856F	To Play or not to Play greedy	3100	x36
1156G	Optimizer graphs, greedy, hashing, implementation	3100	x76
1250I	Show Must Go On binary search, brute force, greedy, shortest paths	3100	x89
1190E	Tokitsukaze and Explosion binary search, greedy	3100	x117
538H	Summer Dichotomy 2-sat, data structures, dfs and similar, greedy	3100	x197
573E	Bear and Bowling data structures, greedy	3100	x207
1097E	Egor and an RPG game constructive algorithms, greedy	3100	x242
650E	Clockwork Bomb data structures, dfs and similar, dsu, greedy, trees	3100	x319
457F	An easy problem about trees dp, games, greedy, trees	3000	x52
936D	World of Tank dp, greedy	3000	x130
1181E2	A Story of One Country (Hard) brute force, greedy, sortings	3000	x145
1225G	To Make 1 bitmasks, constructive algorithms, dp, greedy, number theory	3000	x147
533A	Berland Miners binary search, data structures, dfs and similar, greedy, trees	3000	x170
771E	Bear and Rectangle Strips dp, greedy	3000	x176
626G	Raffles data structures, dp, greedy, math	3000	x233
700D	Huffman Coding on Segment data structures, greedy	3000	x243
704D	Captain America flows, greedy	3000	x294
89E	Fire and Ice greedy	2900	x52
1054G	New Road Network constructive algorithms, greedy, math	2900	x76
1120F	Secret Letters data structures, dp, greedy	2900	x79
309E	Sheep binary search, greedy	2900	x88
167D	Wizards and Roads data structures, divide and conquer, graph matchings, graphs, greedy	2900	x131
625E	Frog Fights data structures, greedy	2900	x139
335F	Buy One, Get One Free dp, greedy	2900	x147
341E	Candies Game constructive algorithms, greedy	2900	x219
725F	Family Photos games, greedy	2900	x225
1149D	Abandoning Roads brute force, dp, graphs, greedy	2900	x239
321D	Ciel and Flipboard dp, greedy, math	2900	x240
1198F	GCD Groups 2 greedy, number theory, probabilities	2900	x283
758E	Broken Tree dfs and similar, dp, graphs, greedy, trees	2900	x292
467E	Alex and Complicated Task data structures, dp, greedy	2900	x498
724E	Goods transportation dp, flows, greedy	2900	x611
871E	Restore the Tree graphs, greedy, trees	2800	x58
187E	Heaven Tour data structures, greedy	2800	x59
290F	Greedy Petya *special problem, dfs and similar, graphs, greedy	2800	x72
887F	Row of Models greedy, sortings	2800	x77
662E	To Hack or not to Hack brute force, dp, greedy	2800	x81
796F	Sequence Recovery bitmasks, data structures, greedy	2800	x91
1067D	Computer Game dp, greedy, math, probabilities	2800	x99
736E	Chess Championship constructive algorithms, flows, greedy, math	2800	x133
11E	Forward, march! binary search, dp, greedy	2800	x139
191D	Metro Scheme graphs, greedy	2800	x171
991F	Concise and clear brute force, greedy, implementation, math	2800	x198
935F	Fafa and Array data structures, greedy	2800	x200
883B	Berland Army constructive algorithms, graphs, greedy	2800	x205
240E	Road Repairs dfs and similar, graphs, greedy	2800	x239
183D	T-shirt dp, greedy, probabilities	2800	x246
1073F	Choosing Two Paths dfs and similar, dp, greedy, trees	2800	x256
1137E	Train Car Selection data structures, greedy	2800	x272
639E	Bear and Paradox binary search, greedy, math, sortings	2800	x277
360E	Levko and Game graphs, greedy, shortest paths	2800	x283
343E	Pumping Stations brute force, dfs and similar, divide and conquer, flows, graphs, greedy, trees	2800	x283
1158D	Winding polygonal line constructive algorithms, geometry, greedy, math	2800	x358
578D	LCS Again dp, greedy	2800	x399
505E	Mr. Kitayuta vs. Bamboos binary search, greedy	2800	x412
671D	Roads in Yusland data structures, dp, greedy	2800	x525
183E	Candy Shop greedy	2700	x85
859F	Ordering T-Shirts greedy	2700	x92
1051G	Distinctification data structures, dsu, greedy	2700	x107
850D	Tournament Construction constructive algorithms, dp, graphs, greedy, math	2700	x188
1238G	Adilbek and the Watering System data structures, greedy, sortings	2700	x211
1120B	Once in a casino constructive algorithms, greedy, implementation, math	2700	x237
1214F	Employment greedy, sortings	2700	x272
1257G	Divisor Set divide and conquer, fft, greedy, math, number theory	2700	x292
319D	Have You Ever Heard About the Word? greedy, hashing, string suffix structures, strings	2700	x307
325E	The Red Button combinatorics, dfs and similar, dsu, graphs, greedy	2700	x317
524F	And Yet Another Bracket Sequence data structures, greedy, hashing, string suffix structures, strings	2700	x321
1280D	Miss Punyverse dp, greedy, trees	2700	x353
30E	Tricky and Clever Password binary search, constructive algorithms, data structures, greedy, hashing, strings	2700	x361
404E	Maze 1D binary search, greedy, implementation	2700	x373
1208G	Polygons greedy, math, number theory	2700	x384
1292D	Chaotic V. dp, graphs, greedy, math, number theory, trees	2700	x435
432E	Square Tiling constructive algorithms, greedy	2700	x481
594C	Edo and Magnets brute force, greedy, implementation, two pointers	2700	x558
521D	Shop greedy	2700	x565
767E	Change-free greedy	2700	x607
704B	Ant Man dp, graphs, greedy	2700	x854
45F	Goats and Wolves greedy	2600	x66
48F	Snow sellers greedy, sortings	2600	x68
581E	Kojiro and Furrari dp, greedy	2600	x132
566B	Replicating Processes constructive algorithms, greedy	2600	x207
332E	Binary Key dp, greedy, implementation	2600	x226
938F	Erasing Substrings bitmasks, dp, greedy	2600	x231
534E	Berland Local Positioning System constructive algorithms, greedy, hashing, implementation	2600	x284
833C	Ever-Hungry Krakozyabra brute force, combinatorics, greedy, math	2600	x286
196D	The Next Good String data structures, greedy, hashing, strings	2600	x292
623D	Birthday greedy, math, probabilities	2600	x297
30D	King's Problem? geometry, greedy	2600	x300
37E	Trial for Chief graphs, greedy, shortest paths	2600	x344
883J	Renovation greedy, sortings	2600	x364
920D	Tanks dp, greedy, implementation	2600	x393

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