Problemset - Codeforces

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Codeforces Round 961 (Div. 2)
09:14:19
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Problems

#	Name
432A	Choosing Teams greedy, implementation, sortings	800	x58121
431E	Chemistry Experiment binary search, data structures, ternary search	2200	x938
431D	Random Task binary search, bitmasks, combinatorics, dp, math	2100	x2290
431C	k-Tree dp, implementation, trees	1600	x25102
431B	Shower Line brute force, implementation	1200	x10636
431A	Black Square implementation	800	x53120
430B	Balls Game brute force, two pointers	1400	x3660
430A	Points and Segments (easy) constructive algorithms, sortings	1600	x2228
429E	Points and Segments graphs	3000	x839
429D	Tricky Function data structures, divide and conquer, geometry	2200	x2694
429C	Guess the Tree bitmasks, constructive algorithms, dp, greedy, trees	2300	x933
429B	Working out dp	1600	x8415
429A	Xor-tree dfs and similar, trees	1300	x10125
427E	Police Patrol greedy, implementation, math, ternary search	2000	x1411
427D	Match & Catch dp, string suffix structures, strings	2200	x2131
427C	Checkposts dfs and similar, graphs, two pointers	1700	x13509
427B	Prison Transfer data structures, implementation	1100	x13823
427A	Police Recruits implementation	800	x75068
426B	Sereja and Mirroring implementation	1300	x3783
426A	Sereja and Mugs implementation	800	x9085
425E	Sereja and Sets dp	2500	x605
425D	Sereja and Squares binary search, data structures, hashing	2300	x1416
425C	Sereja and Two Sequences data structures, dp	2300	x886
425B	Sereja and Table bitmasks, greedy	2200	x1303
425A	Sereja and Swaps brute force, sortings	1500	x3833
424E	Colored Jenga dfs and similar, dp, probabilities	2500	x130
424D	Biathlon Track binary search, brute force, constructive algorithms, data structures, dp	2300	x558
424C	Magic Formulas math	1600	x5266
424B	Megacity binary search, greedy, implementation, sortings	1200	x7417
424A	Squats implementation	900	x8312
421D	Bug in Code binary search, data structures, sortings	1900	x519
421A	Pasha and Hamsters constructive algorithms, implementation	800	x5845
420E	Playing the ball geometry	2600	x214
420D	Cup Trick data structures	2200	x782
420C	Bug in Code data structures, graphs, implementation, two pointers	1900	x1241
420B	Online Meeting implementation	1800	x1012
420A	Start Up implementation	1000	x6057
418E	Tricky Password data structures	3100	x300
418D	Big Problems for Organizers data structures, graphs, trees	2800	x474
417E	Square Table constructive algorithms, math, probabilities	2400	x787
417D	Cunning Gena bitmasks, dp, greedy, sortings	1900	x2425
417C	Football constructive algorithms, graphs, implementation	1400	x4637
417B	Crash implementation	1400	x1765
417A	Elimination dp, implementation, math	1500	x2936
416E	President's Path dp, graphs, shortest paths	2500	x1399
416D	Population Size greedy, implementation, math	2400	x936
416C	Booking System binary search, dp, greedy, implementation	1600	x7754
416B	Art Union brute force, dp, implementation	1300	x8579
416A	Guess a number! greedy, implementation, two pointers	1400	x8775
415B	Mashmokh and Tokens binary search, greedy, implementation, math	1500	x6186
415A	Mashmokh and Lights implementation	900	x8895
414E	Mashmokh's Designed Problem data structures	3200	x200
414D	Mashmokh and Water Tanks binary search, data structures, greedy, trees, two pointers	2300	x676
414C	Mashmokh and Reverse Operation combinatorics, divide and conquer	2100	x2189
414B	Mashmokh and ACM combinatorics, dp, number theory	1400	x21507
414A	Mashmokh and Numbers constructive algorithms, number theory	1500	x9725
413E	Maze 2D data structures, divide and conquer	2200	x680
413D	2048 bitmasks, dp	2000	x780
413C	Jeopardy! greedy, math	1400	x2329
413B	Spyke Chatting implementation	1300	x1686
413A	Data Recovery implementation	1200	x2566
412E	E-mail Addresses implementation	1900	x832
412D	Giving Awards dfs and similar	2000	x1829
412C	Pattern implementation, strings	1200	x3902
412B	Network Configuration greedy, sortings	900	x5343
412A	Poster greedy, implementation	900	x4358
411C	Kicker implementation	1700	x1220
411B	Multi-core Processor implementation	1600	x1272
411A	Password Check *special problem, implementation	800	x7133
409I	Feed the Golorp *special problem	2400	x118
409H	A + B Strikes Back *special problem, brute force, constructive algorithms, dsu, implementation	1500	x8778
409G	On a plane *special problem, geometry	2200	x508
409F	000001 *special problem	1900	x2060
409E	Dome *special problem	1800	x565
409D	Big Data *special problem	1700	x1703
409C	Magnum Opus *special problem	1700	x1961
409B	Mysterious Language *special problem	1700	x1350
409A	The Great Game *special problem	1700	x2449
408B	Garland implementation	1200	x9093
408A	Line to Cashier implementation	900	x11128
407E	k-d-sequence data structures	3100	x698
407D	Largest Submatrix 3 dp, hashing	2700	x556
407C	Curious Array brute force, combinatorics, implementation, math	2500	x963
407B	Long Path dp, implementation	1600	x6462
407A	Triangle brute force, geometry, implementation, math	1600	x4786
406E	Hamming Triples implementation, math, two pointers	2800	x233
406D	Hill Climbing dfs and similar, geometry, trees	2200	x1143
405E	Graph Cutting dfs and similar, graphs	2300	x1353
405D	Toy Sum greedy, implementation, math	1700	x3101
405C	Unusual Product implementation, math	1600	x4593
405B	Domino Effect	1100	x5729
405A	Gravity Flip greedy, implementation, sortings	900	x97496
404E	Maze 1D binary search, greedy, implementation	2200	x571
404D	Minesweeper 1D dp, implementation	1900	x2108
404C	Restore Graph dfs and similar, graphs, sortings	1800	x5100
404B	Marathon implementation, math	1500	x2905
404A	Valera and X implementation	1000	x23454
403E	Two Rooted Trees data structures, implementation, trees	2900	x203
403D	Beautiful Pairs of Numbers combinatorics, dp	2300	x1078
402E	Strictly Positive Matrix graphs, math	2200	x2141