Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
13:46:10
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constructive algorithms

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Problems

#	Name
327D	Block Tower constructive algorithms, dfs and similar, graphs	1900	x2269
323B	Tournament-graph constructive algorithms, graphs	2200	x392
323A	Black-and-White Cube combinatorics, constructive algorithms	1600	x731
321C	Ciel the Commander constructive algorithms, dfs and similar, divide and conquer, greedy, trees	2100	x7196
317E	Princess and Her Shadow constructive algorithms, shortest paths	3100	x153
317C	Balance constructive algorithms, dfs and similar, graphs, trees	2500	x495
316F3	Suns and Rays constructive algorithms, dfs and similar, implementation	2200	x182
313E	Ilya and Two Numbers constructive algorithms, data structures, dsu, greedy	2300	x545
313C	Ilya and Matrix constructive algorithms, greedy, implementation, sortings	1400	x5605
311A	The Closest Pair constructive algorithms, implementation	1300	x4030
306D	Polygon constructive algorithms, geometry	2300	x281
305A	Strange Addition brute force, constructive algorithms, implementation	1600	x4757
303A	Lucky Permutation Triple constructive algorithms, implementation, math	1300	x7886
301C	Yaroslav and Algorithm constructive algorithms	2500	x466
301A	Yaroslav and Sequence constructive algorithms	1800	x3069
300A	Array brute force, constructive algorithms, implementation	1100	x22655
297D	Color the Carpet constructive algorithms	2500	x586
297C	Splitting the Uniqueness constructive algorithms	2400	x954
297B	Fish Weight constructive algorithms, greedy	1600	x3472
297A	Parity Game constructive algorithms	1700	x3616
290E	HQ *special problem, constructive algorithms	2500	x199
286E	Ladies' Shop constructive algorithms, fft, math	2800	x832
286A	Lucky Permutation constructive algorithms, math	1400	x3155
283A	Cows and Sequence constructive algorithms, data structures, implementation	1600	x6551
282C	XOR and OR constructive algorithms, implementation, math	1500	x9369
277B	Set of Points constructive algorithms, geometry	2300	x802
275B	Convex Shape constructive algorithms, implementation	1700	x2819
272E	Dima and Horses combinatorics, constructive algorithms, graphs	2200	x1218
271E	Three Horses constructive algorithms, math, number theory	2200	x485
271C	Secret constructive algorithms, implementation	1500	x2937
269C	Flawed Flow constructive algorithms, flows, graphs, greedy	2100	x1672
268C	Beautiful Sets of Points constructive algorithms, implementation	1500	x13611
266C	Below the Diagonal constructive algorithms, greedy, math	2100	x1346
266B	Queue at the School constructive algorithms, graph matchings, implementation, shortest paths	800	x133763
264A	Escape from Stones constructive algorithms, data structures, implementation, two pointers	1200	x10738
261C	Maxim and Matrix constructive algorithms, dp, math	2000	x770
260D	Black and White Tree constructive algorithms, dsu, graphs, greedy, trees	2100	x1535
260C	Balls and Boxes constructive algorithms, greedy, implementation	1700	x2963
254A	Cards with Numbers constructive algorithms, sortings	1200	x7023
246C	Beauty Pageant brute force, constructive algorithms, greedy	1600	x2621
246A	Buggy Sorting constructive algorithms, greedy, sortings	900	x9228
245D	Restoring Table constructive algorithms, greedy	1500	x2291
241G	Challenging Balloons constructive algorithms	1900	x544
238B	Boring Partition constructive algorithms	1800	x1285
238A	Not Wool Sequences constructive algorithms, math	1300	x2030
234H	Merging Two Decks constructive algorithms, greedy	2000	x562
234G	Practice constructive algorithms, divide and conquer, implementation	1600	x1469
232C	Doe Graphs constructive algorithms, divide and conquer, dp, graphs, shortest paths	2600	x286
232A	Cycles binary search, constructive algorithms, graphs, greedy	1600	x2512
231B	Magic, Wizardry and Wonders constructive algorithms, greedy	1500	x3598
226D	The table constructive algorithms, greedy	2100	x958
225A	Dice Tower constructive algorithms, greedy	1100	x11601
220B	Little Elephant and Array constructive algorithms, data structures	1800	x10043
218A	Mountain Scenery brute force, constructive algorithms, implementation	1100	x9364
214B	Hometask brute force, constructive algorithms, greedy, math	1600	x4954
213D	Stars constructive algorithms, geometry	2300	x338
209C	Trails and Glades constructive algorithms, dsu, graphs, greedy	2400	x730
209B	Pixels constructive algorithms, math	2100	x372
201A	Clear Symmetry constructive algorithms, dp, math	1700	x2994
199A	Hexadecimal's theorem brute force, constructive algorithms, implementation, number theory	900	x26208
198D	Cube Snake constructive algorithms	2700	x105
197A	Plate Game constructive algorithms, games, math	1600	x6268
196C	Paint Tree constructive algorithms, divide and conquer, geometry, sortings, trees	2200	x957
193C	Hamming Distance constructive algorithms, greedy, math, matrices	2400	x511
193A	Cutting Figure constructive algorithms, graphs, trees	1700	x3987
183A	Headquarters constructive algorithms, math	1700	x541
180F	Mathematical Analysis Rocks! constructive algorithms, implementation, math	1200	x2501
176C	Playing with Superglue combinatorics, constructive algorithms	2000	x475
173D	Deputies constructive algorithms, graphs, greedy, implementation	2500	x248
171A	Mysterious numbers - 1 *special problem, constructive algorithms	1200	x4435
161B	Discounts constructive algorithms, greedy, sortings	1700	x1952
156B	Suspects constructive algorithms, data structures, implementation	1600	x2222
148C	Terse princess constructive algorithms, greedy	1700	x3105
148A	Insomnia cure constructive algorithms, implementation, math	800	x91755
145B	Lucky Number 2 constructive algorithms	1800	x2195
142B	Help General constructive algorithms, greedy, implementation	1800	x2201
141E	Clearing Up constructive algorithms, dp, dsu, graphs	2300	x1067
141C	Queue constructive algorithms, greedy, sortings	1800	x2425
135C	Zero-One constructive algorithms, games, greedy	1900	x1335
134C	Swaps constructive algorithms, graphs, greedy	2200	x471
132D	Constants in the language of Shakespeare constructive algorithms, dp, greedy	2100	x613
128D	Numbers constructive algorithms, implementation	2000	x1133
128B	String brute force, constructive algorithms, hashing, implementation, string suffix structures, strings	2100	x2538
126C	E-reader Display constructive algorithms, greedy	2000	x723
125D	Two progressions constructive algorithms, greedy	2200	x400
125C	Hobbits' Party constructive algorithms, greedy	1600	x915
119B	Before Exam constructive algorithms, implementation, sortings	1900	x1074
118B	Present from Lena constructive algorithms, implementation	1000	x29768
110B	Lucky String constructive algorithms, strings	1100	x10161
109D	Lucky Sorting constructive algorithms, sortings	2000	x797
103C	Russian Roulette constructive algorithms, greedy	1900	x949
98D	Help Monks constructive algorithms	2500	x182
97B	Superset constructive algorithms, divide and conquer	2300	x817
91D	Grocer's Problem constructive algorithms, graphs, greedy	2600	x270
86B	Tetris revisited constructive algorithms, graph matchings, greedy, math	2200	x411
85A	Domino constructive algorithms, implementation	1300	x1783
82B	Sets constructive algorithms, hashing, implementation	1700	x2029
81D	Polycarp's Picture Gallery constructive algorithms, greedy	2100	x644
78B	Easter Eggs constructive algorithms, implementation	1200	x13428
74E	Shift It! constructive algorithms	2800	x151