Problemset - Codeforces

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Codeforces Round 974 (Div. 3)
16:49:14
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Problems

#	Name
316E2	Summer Homework data structures, math	2300	x395
316D3	PE Lesson dp, math	2400	x564
316D2	PE Lesson dp	2300	x447
316D1	PE Lesson brute force, dp	2300	x515
316C2	Tidying Up flows, graph matchings	2300	x628
316C1	Tidying Up flows	2200	x556
316B2	EKG dfs and similar, dp	1600	x1578
314E	Sereja and Squares dp	2900	x369
314D	Sereja and Straight Lines binary search, data structures, geometry, sortings, two pointers	2500	x523
314C	Sereja and Subsequences data structures, dp	2000	x1832
314B	Sereja and Periods binary search, dfs and similar, strings	2000	x1514
314A	Sereja and Contest implementation	1600	x2069
313E	Ilya and Two Numbers constructive algorithms, data structures, dsu, greedy	2300	x545
313D	Ilya and Roads dp	2100	x1457
311E	Biologist flows	2300	x1161
311D	Interval Cubing data structures, math	2600	x669
311C	Fetch the Treasure brute force, data structures, graphs, shortest paths	2500	x480
311B	Cats Transport data structures, dp	2400	x3401
309E	Sheep binary search, greedy	2900	x222
309D	Tennis Rackets brute force, geometry	2700	x174
309C	Memory for Arrays binary search, bitmasks, greedy	1900	x1339
309B	Context Advertising dp, two pointers	2100	x711
309A	Morning run binary search, math, two pointers	2000	x486
306D	Polygon constructive algorithms, geometry	2300	x281
306C	White, Black and White Again combinatorics, number theory	2100	x479
306B	Optimizer data structures, greedy, sortings	2100	x442
305E	Playing with String games	2300	x625
305D	Olya and Graph combinatorics, math	2200	x506
305C	Ivan and Powers of Two greedy, implementation	1600	x2439
305B	Continued Fractions brute force, implementation, math	1700	x2056
305A	Strange Addition brute force, constructive algorithms, implementation	1600	x4759
303E	Random Ranking dp, math, probabilities	3000	x318
303D	Rotatable Number math, number theory	2600	x296
303C	Minimum Modular brute force, graphs, math, number theory	2400	x875
303B	Rectangle Puzzle II implementation, math	1700	x1343
301E	Yaroslav and Arrangements dp	2800	x365
301D	Yaroslav and Divisors data structures	2200	x2339
301C	Yaroslav and Algorithm constructive algorithms	2500	x467
301B	Yaroslav and Time binary search, graphs, shortest paths	2100	x2387
301A	Yaroslav and Sequence constructive algorithms	1800	x3072
300E	Empire Strikes Back binary search, math, number theory	2300	x1038
300D	Painting Square dp, fft	2300	x752
300C	Beautiful Numbers brute force, combinatorics	1800	x9390
297E	Mystic Carvings data structures	3000	x372
297D	Color the Carpet constructive algorithms	2500	x586
297C	Splitting the Uniqueness constructive algorithms	2400	x954
297B	Fish Weight constructive algorithms, greedy	1600	x3473
297A	Parity Game constructive algorithms	1700	x3617
296B	Yaroslav and Two Strings combinatorics, dp	2000	x2229
295E	Yaroslav and Points data structures	2500	x675
295D	Greg and Caves combinatorics, dp	2400	x647
295C	Greg and Friends combinatorics, dp, graphs, shortest paths	2100	x1690
295B	Greg and Graph dp, graphs, shortest paths	1700	x13877
294E	Shaass the Great dp, trees	2300	x930
294D	Shaass and Painter Robot brute force, implementation, number theory	2500	x361
294C	Shaass and Lights combinatorics, number theory	1900	x3793
294B	Shaass and Bookshelf dp, greedy	1700	x4522
293E	Close Vertices data structures, divide and conquer, trees	2700	x1401
293D	Ksusha and Square geometry, math, probabilities, two pointers	2700	x238
293C	Cube Problem brute force, math, number theory	2400	x568
293B	Distinct Paths brute force, combinatorics	2700	x848
292E	Copying Data data structures	1900	x4083
292D	Connected Components data structures, dfs and similar, dp, dsu	1900	x2426
292C	Beautiful IP Addresses brute force	2000	x1167
291E	Tree-String Problem *special problem, dfs and similar, hashing, strings	2000	x1307
291D	Parallel Programming *special problem, greedy	1600	x1473
291C	Network Mask *special problem, bitmasks, brute force, implementation	1600	x1675
290F	Greedy Petya *special problem, dfs and similar, graphs, greedy	2800	x132
290E	HQ *special problem, constructive algorithms	2500	x200
290C	WTF? *special problem, graph matchings, implementation, trees	1700	x1537
288E	Polo the Penguin and Lucky Numbers dp, implementation, math	2800	x289
288D	Polo the Penguin and Trees combinatorics, dfs and similar, trees	2400	x751
288C	Polo the Penguin and XOR operation implementation, math	1700	x2284
287B	Pipeline binary search, math	1700	x9616
286E	Ladies' Shop constructive algorithms, fft, math	2800	x832
286D	Tourists data structures, sortings	2600	x378
286C	Main Sequence greedy, implementation	2100	x1503
286B	Shifting implementation	2200	x1112
285E	Positions in Permutations combinatorics, dp, math	2600	x984
285D	Permutation Sum bitmasks, combinatorics, dp, implementation, meet-in-the-middle	1900	x1543
283E	Cow Tennis Tournament combinatorics, data structures, math	2800	x768
283D	Cows and Cool Sequences dp, math, number theory	2400	x531
283C	Coin Troubles dp	2100	x1433
283B	Cow Program dfs and similar, dp, graphs	1700	x3654
283A	Cows and Sequence constructive algorithms, data structures, implementation	1600	x6553
282E	Sausage Maximization bitmasks, data structures, trees	2200	x3572
282D	Yet Another Number Game dp, games	2100	x1423
281B	Nearest Fraction brute force, implementation, two pointers	1700	x3023
280E	Sequence Transformation brute force, data structures, dp, implementation, math	3000	x205
280D	k-Maximum Subsequence Sum data structures, flows, graphs, implementation	2800	x1277
280C	Game on Tree implementation, math, probabilities, trees	2200	x3952
280B	Maximum Xor Secondary data structures, implementation, two pointers	1800	x4526
280A	Rectangle Puzzle geometry	2000	x1462
279E	Beautiful Decomposition dp, games, greedy, number theory	1900	x1437
279D	The Minimum Number of Variables bitmasks, dp	2200	x725
279C	Ladder dp, implementation, two pointers	1700	x8220
277E	Binary Tree on Plane flows, trees	2400	x1278
277D	Google Code Jam dp, probabilities	2800	x336
277C	Game games, implementation	2400	x449
277B	Set of Points constructive algorithms, geometry	2300	x803