Problemset - Codeforces

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Before contest
Codeforces Round 975 (Div. 1)
3 days

Before contest
Codeforces Round 975 (Div. 2)
3 days

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Difficulty: —

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Problems

#	Name
1461A	String Generation constructive algorithms, greedy	800	x18569
1459A	Red-Blue Shuffle math, probabilities	800	x16989
1455A	Strange Functions math, number theory	800	x26412
1454B	Unique Bid Auction implementation	800	x28282
1454A	Special Permutation constructive algorithms, probabilities	800	x40462
1453A	Cancel the Trains implementation	800	x22570
1452C	Two Brackets greedy	800	x19491
1452A	Robot Program math	800	x22087
1451B	Non-Substring Subsequence dp, greedy, implementation, strings	900	x19244
1451A	Subtract or Divide greedy, math	800	x24186
1450A	Avoid Trygub constructive algorithms, sortings	800	x17974
1447A	Add Candies constructive algorithms, math	800	x13783
1445B	Elimination greedy, math	900	x15263
1445A	Array Rearrangment greedy, sortings	800	x19103
1443A	Kids Seating constructive algorithms, math	800	x16217
1440B	Sum of Medians greedy, math	900	x18784
1440A	Buy the String implementation, math	800	x19723
1438A	Specific Tastes of Andre constructive algorithms, implementation	800	x19241
1437A	Marketing Scheme brute force, constructive algorithms, greedy, math	800	x18005
1436B	Prime Square constructive algorithms, math	900	x20552
1436A	Reorder math	800	x22658
1433C	Dominant Piranha constructive algorithms, greedy	900	x26952
1433B	Yet Another Bookshelf greedy, implementation	800	x28375
1433A	Boring Apartments implementation, math	800	x52161
1431A	Selling Hamburgers *special problem	800	x1859
1430B	Barrels greedy, implementation, sortings	800	x19364
1430A	Number of Apartments brute force, constructive algorithms, math	900	x20872
1428A	Box is Pull math	800	x16305
1427A	Avoiding Zero math, sortings	900	x17209
1426B	Symmetric Matrix implementation	900	x20632
1426A	Floor Number implementation, math	800	x47792
1422A	Fence geometry, math	800	x20887
1421A	XORwice bitmasks, greedy, math	800	x28933
1420A	Cubes Sorting math, sortings	900	x23352
1419A	Digit Game games, greedy, implementation	900	x19552
1417A	Copy-paste greedy, math	800	x18231
1415A	Prison Break brute force, math	800	x15157
1413A	Finding Sasuke constructive algorithms, math	800	x14755
1411A	In-game Chat implementation	800	x20601
1409A	Yet Another Two Integers Problem greedy, math	800	x66036
1408A	Circle Coloring constructive algorithms	800	x12494
1406A	Subset Mex greedy, implementation, math	900	x21438
1405A	Permutation Forgery constructive algorithms	800	x21440
1401A	Distance and Axis constructive algorithms, math	900	x27435
1400A	String Similarity constructive algorithms, strings	800	x26997
1399B	Gifts Fixing greedy	800	x43454
1399A	Remove Smallest greedy, sortings	800	x66222
1398B	Substring Removal Game games, greedy, sortings	800	x24585
1398A	Bad Triangle geometry, math	800	x27503
1397A	Juggling Letters greedy, strings	800	x28557
1393A	Rainbow Dash, Fluttershy and Chess Coloring greedy, math	800	x20507
1392B	Omkar and Infinity Clock implementation, math	800	x18475
1392A	Omkar and Password greedy, math	800	x20591
1391B	Fix You brute force, greedy, implementation	800	x27197
1391A	Suborrays constructive algorithms, math	800	x24363
1389A	LCM Problem constructive algorithms, greedy, math, number theory	800	x41092
1388A	Captain Flint and Crew Recruitment brute force, greedy, math, number theory	800	x24909
1385B	Restore the Permutation by Merger greedy	800	x37119
1385A	Three Pairwise Maximums math	800	x39041
1382A	Common Subsequence brute force	800	x26496
1380A	Three Indices brute force, data structures	900	x25626
1374B	Multiply by 2, divide by 6 math	900	x49995
1374A	Required Remainder math	800	x53553
1373B	01 Game games	900	x35602
1372A	Omkar and Completion constructive algorithms, implementation	800	x31909
1371A	Magical Sticks math	800	x45935
1370A	Maximum GCD greedy, implementation, math, number theory	800	x51820
1369A	FashionabLee geometry, math	800	x36474
1368A	C+= brute force, greedy, implementation, math	800	x39126
1367B	Even Array greedy, math	800	x53347
1367A	Short Substrings implementation, strings	800	x57255
1360B	Honest Coach greedy, sortings	800	x47801
1360A	Minimal Square greedy, math	800	x50432
1358A	Park Lighting greedy, math	800	x39344
1354A	Alarm Clock math	900	x23768
1353B	Two Arrays And Swaps greedy, sortings	800	x49466
1353A	Most Unstable Array constructive algorithms, greedy, math	800	x40585
1352A	Sum of Round Numbers implementation, math	800	x78954
1351B	Square? brute force, implementation, math	900	x16966
1351A	A+B (Trial Problem) implementation	800	x23760
1350A	Orac and Factors math	900	x26070
1348A	Phoenix and Balance greedy, math	800	x39424
1345A	Puzzle Pieces math	800	x24162
1343B	Balanced Array constructive algorithms, math	800	x56369
1343A	Candies brute force, math	900	x47814
1341A	Nastya and Rice math	900	x29013
1339A	Filling Diamonds brute force, dp, implementation, math	900	x31964
1337B	Kana and Dragon Quest game greedy, implementation, math	900	x34139
1337A	Ichihime and Triangle constructive algorithms, math	800	x38143
1335B	Construct the String constructive algorithms	900	x38367
1335A	Candies and Two Sisters math	800	x83912
1330A	Dreamoon and Ranking Collection implementation	900	x18719
1328A	Divisibility Problem math	800	x100724
1326B	Maximums implementation, math	900	x24014
1325B	CopyCopyCopyCopyCopy greedy, implementation	800	x35952
1325A	EhAb AnD gCd constructive algorithms, greedy, number theory	800	x39921
1324A	Yet Another Tetris Problem implementation, number theory	900	x25929
1323A	Even Subset Sum Problem brute force, dp, greedy, implementation	800	x19747
1321A	Contest for Robots greedy	900	x14286
1316A	Grade Allocation implementation	800	x18667