Problemset - Codeforces

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Problems

#	Name
711A	Bus to Udayland brute force, implementation	800	x28852
1918A	Brick Wall constructive algorithms, greedy, implementation, math	800	x28848
139A	Petr and Book implementation	1000	x28806
349A	Cinema Line greedy, implementation	1100	x28784
275A	Lights Out implementation	900	x28729
1714A	Everyone Loves to Sleep implementation, math	900	x28611
734B	Anton and Digits brute force, greedy, implementation, math	800	x28574
34A	Reconnaissance 2 implementation	800	x28564
118B	Present from Lena constructive algorithms, implementation	1000	x28459
445A	DZY Loves Chessboard dfs and similar, implementation	1200	x28321
1772B	Matrix Rotation brute force, implementation	800	x28234
1328B	K-th Beautiful String binary search, brute force, combinatorics, implementation, math	1300	x28190
1433B	Yet Another Bookshelf greedy, implementation	800	x28006
599A	Patrick and Shopping implementation	800	x27899
1915D	Unnatural Language Processing greedy, implementation, strings	900	x27897
1971B	Different String implementation, strings	800	x27850
1788A	One and Two brute force, implementation, math	800	x27798
255A	Greg's Workout implementation	800	x27759
1454B	Unique Bid Auction implementation	800	x27613
330A	Cakeminator brute force, implementation	800	x27510
1829C	Mr. Perfectly Fine bitmasks, greedy, implementation	800	x27231
1849A	Morning Sandwich implementation, math	800	x27111
1359B	New Theatre Square brute force, dp, greedy, implementation, two pointers	1000	x27105
1690D	Black and White Stripe implementation, two pointers	1000	x27009
1932A	Thorns and Coins dp, greedy, implementation	800	x26996
919B	Perfect Number binary search, brute force, dp, implementation, number theory	1100	x26978
1324C	Frog Jumps binary search, data structures, dfs and similar, greedy, implementation	1100	x26955
119A	Epic Game implementation	800	x26936
1644A	Doors and Keys implementation	800	x26919
276A	Lunch Rush implementation	900	x26788
1872B	The Corridor or There and Back Again greedy, implementation	900	x26739
1335D	Anti-Sudoku constructive algorithms, implementation	1300	x26669
1721A	Image greedy, implementation	800	x26640
1541B	Pleasant Pairs brute force, implementation, math, number theory	1200	x26634
1462B	Last Year's Substring dp, implementation, strings	800	x26614
227B	Effective Approach implementation	1100	x26545
1003A	Polycarp's Pockets implementation	800	x26489
1744A	Number Replacement greedy, implementation	800	x26451
1537C	Challenging Cliffs constructive algorithms, greedy, implementation, math	1200	x26409
746B	Decoding implementation, strings	900	x26337
1487A	Arena implementation, sortings	800	x26204
1743A	Password brute force, combinatorics, implementation, math	800	x26181
1846B	Rudolph and Tic-Tac-Toe brute force, implementation, strings	800	x26153
978A	Remove Duplicates implementation	800	x26136
1560C	Infinity Table implementation, math	800	x26135
1206B	Make Product Equal One dp, implementation	900	x26132
219A	k-String implementation, strings	1000	x26122
1391B	Fix You brute force, greedy, implementation	800	x26110
1365B	Trouble Sort constructive algorithms, implementation	1300	x26070
1547B	Alphabetical Strings greedy, implementation, strings	800	x25996
1922A	Tricky Template constructive algorithms, implementation, strings	800	x25930
463B	Caisa and Pylons brute force, implementation, math	1100	x25912
1701A	Grass Field implementation	800	x25881
1814A	Coins implementation, math	800	x25878
1373A	Donut Shops greedy, implementation, math	1000	x25859
237A	Free Cash implementation	1000	x25848
1856A	Tales of a Sort implementation	800	x25841
1213B	Bad Prices data structures, implementation	1100	x25686
1355A	Sequence with Digits brute force, implementation, math	1200	x25541
1690C	Restoring the Duration of Tasks data structures, greedy, implementation	800	x25513
1697A	Parkway Walk greedy, implementation	800	x25436
450B	Jzzhu and Sequences implementation, math	1300	x25403
1651A	Playoff implementation	800	x25381
1324A	Yet Another Tetris Problem implementation, number theory	900	x25337
1569A	Balanced Substring implementation	800	x25287
1272C	Yet Another Broken Keyboard combinatorics, dp, implementation	1200	x25224
199A	Hexadecimal's theorem brute force, constructive algorithms, implementation, number theory	900	x25197
2A	Winner hashing, implementation	1500	x25149
75A	Life Without Zeros implementation	1000	x25071
478A	Initial Bet implementation	1100	x25048
1512B	Almost Rectangle implementation	800	x25039
1352D	Alice, Bob and Candies implementation	1300	x24939
439A	Devu, the Singer and Churu, the Joker greedy, implementation	900	x24901
1486A	Shifting Stacks greedy, implementation	900	x24872
1675B	Make It Increasing greedy, implementation	900	x24871
1690B	Array Decrements greedy, implementation	800	x24816
1845A	Forbidden Integer constructive algorithms, implementation, math, number theory	800	x24743
102B	Sum of Digits implementation	1000	x24715
352A	Jeff and Digits brute force, implementation, math	1000	x24706
431C	k-Tree dp, implementation, trees	1600	x24625
1916A	2023 constructive algorithms, implementation, math, number theory	800	x24621
1041A	Heist greedy, implementation, sortings	800	x24571
1971C	Clock and Strings implementation	900	x24515
978C	Letters binary search, implementation, two pointers	1000	x24473
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x24471
1744C	Traffic Light binary search, implementation, two pointers	1000	x24418
1728A	Colored Balls: Revisited brute force, greedy, implementation, sortings	800	x24381
1829D	Gold Rush brute force, dfs and similar, dp, implementation	1000	x24363
1183A	Nearest Interesting Number implementation	800	x24330
1180A	Alex and a Rhombus dp, implementation, math	800	x24273
1955B	Progressive Square constructive algorithms, data structures, implementation, sortings	1000	x24200
545D	Queue greedy, implementation, sortings	1300	x24142
1766A	Extremely Round brute force, implementation	800	x24134
276C	Little Girl and Maximum Sum data structures, greedy, implementation, sortings	1500	x24129
1676D	X-Sum brute force, greedy, implementation	1000	x24097
1613A	Long Comparison implementation, math	900	x24000
988A	Diverse Team brute force, implementation	800	x23951
448A	Rewards implementation	800	x23930
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x23839
1539B	Love Song dp, implementation, strings	800	x23820