Problemset - Codeforces

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Problems

#	Name
983A	Finite or not? implementation, math	1700	x4450
900C	Remove Extra One brute force, data structures, math	1700	x4410
1043D	Mysterious Crime brute force, combinatorics, math, meet-in-the-middle, two pointers	1700	x4367
773A	Success Rate binary search, math	1700	x4354
789B	Masha and geometric depression brute force, implementation, math	1700	x4342
718A	Efim and Strange Grade dp, implementation, math	1700	x4319
936A	Save Energy! binary search, implementation, math	1700	x4313
507C	Guess Your Way Out! implementation, math, trees	1700	x4276
678D	Iterated Linear Function math, number theory	1700	x4273
685A	Robbers' watch brute force, combinatorics, dp, math	1700	x4142
140A	New Year Table geometry, math	1700	x4088
1677B	Tokitsukaze and Meeting data structures, implementation, math	1700	x4012
627A	XOR Equation dp, math	1700	x3952
449A	Jzzhu and Chocolate greedy, math	1700	x3866
758C	Unfair Poll binary search, constructive algorithms, implementation, math	1700	x3818
949B	A Leapfrog in the Array constructive algorithms, math	1700	x3639
729D	Sea Battle constructive algorithms, greedy, math	1700	x3622
321A	Ciel and Robot binary search, implementation, math	1700	x3551
471C	MUH and House of Cards binary search, brute force, greedy, math	1700	x3535
581D	Three Logos bitmasks, brute force, constructive algorithms, geometry, implementation, math	1700	x3420
895B	XK Segments binary search, math, sortings, two pointers	1700	x3418
1142A	The Beatles brute force, math	1700	x3392
696B	Puzzles dfs and similar, math, probabilities, trees	1700	x3383
160C	Find Pair implementation, math, sortings	1700	x3380
451C	Predict Outcome of the Game brute force, implementation, math	1700	x3299
931C	Laboratory Work implementation, math	1700	x3290
198A	About Bacteria implementation, math	1700	x3111
327C	Magic Five combinatorics, math	1700	x3109
14C	Four Segments brute force, constructive algorithms, geometry, implementation, math	1700	x3089
405D	Toy Sum greedy, implementation, math	1700	x3084
66D	Petya and His Friends constructive algorithms, math, number theory	1700	x3045
850A	Five Dimensional Points brute force, geometry, math	1700	x2994
201A	Clear Symmetry constructive algorithms, dp, math	1700	x2962
765D	Artsem and Saunders constructive algorithms, dsu, math	1700	x2442
1906M	Triangle Construction greedy, math	1700	x2308
288C	Polo the Penguin and XOR operation implementation, math	1700	x2232
533C	Board Game games, greedy, implementation, math	1700	x2145
18B	Platforms brute force, math	1700	x2059
32C	Flea math	1700	x2051
305B	Continued Fractions brute force, implementation, math	1700	x2032
76D	Plus and xor dp, greedy, math	1700	x1991
910C	Minimum Sum constructive algorithms, greedy, math	1700	x1735
76E	Points implementation, math	1700	x1658
49C	Disposition constructive algorithms, math	1700	x1641
81C	Average Score greedy, math, sortings	1700	x1624
203D	Hit Ball geometry, implementation, math	1700	x1399
303B	Rectangle Puzzle II implementation, math	1700	x1329
457A	Golden System math, meet-in-the-middle	1700	x1261
630Q	Pyramids geometry, math	1700	x1209
929C	Красивая команда *special problem, combinatorics, math	1700	x1141
183A	Headquarters constructive algorithms, math	1700	x526
1328D	Carousel constructive algorithms, dp, graphs, greedy, math	1800	x12521
1355C	Count Triangles binary search, implementation, math, two pointers	1800	x10192
1437C	Chef Monocarp dp, flows, graph matchings, greedy, math, sortings	1800	x10110
1388C	Uncle Bogdan and Country Happiness dfs and similar, greedy, math, trees	1800	x9340
1548B	Integers Have Friends binary search, data structures, divide and conquer, math, number theory, two pointers	1800	x9282
1401D	Maximum Distributed Tree dfs and similar, dp, greedy, implementation, math, number theory, sortings, trees	1800	x8856
584D	Dima and Lisa brute force, math, number theory	1800	x8825
1329A	Dreamoon Likes Coloring constructive algorithms, greedy, implementation, math	1800	x8780
1500A	Going Home brute force, hashing, implementation, math	1800	x8537
1327E	Count The Blocks combinatorics, dp, math	1800	x8515
1295D	Same GCDs math, number theory	1800	x8419
1338B	Edge Weight Assignment bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	1800	x8050
1852A	Ntarsis' Set binary search, math, number theory	1800	x7547
1225D	Power Products hashing, math, number theory	1800	x7377
1637D	Yet Another Minimization Problem dp, greedy, math	1800	x7358
1845D	Rating System binary search, brute force, data structures, dp, dsu, greedy, math, two pointers	1800	x7297
1841C	Ranom Numbers brute force, dp, greedy, math, strings	1800	x7293
1935D	Exam in MAC binary search, combinatorics, implementation, math	1800	x7273
1426E	Rock, Paper, Scissors brute force, constructive algorithms, flows, greedy, math	1800	x7217
1316C	Primitive Primes constructive algorithms, math, ternary search	1800	x7026
1922E	Increasing Subsequences bitmasks, constructive algorithms, divide and conquer, greedy, math	1800	x7017
1466E	Apollo versus Pan bitmasks, brute force, math	1800	x6943
1491D	Zookeeper and The Infinite Zoo bitmasks, constructive algorithms, dp, greedy, math	1800	x6878
1758D	Range = √Sum binary search, brute force, constructive algorithms, math, two pointers	1800	x6855
988D	Points and Powers of Two brute force, math	1800	x6789
148D	Bag of mice dp, games, math, probabilities	1800	x6764
1552D	Array Differentiation bitmasks, brute force, constructive algorithms, dfs and similar, dp, graphs, math	1800	x6680
1846E2	Rudolf and Snowflakes (hard version) binary search, brute force, implementation, math	1800	x6573
1152C	Neko does Maths brute force, math, number theory	1800	x6520
1556D	Take a Guess bitmasks, constructive algorithms, interactive, math	1800	x6477
1620C	BA-String brute force, dp, greedy, implementation, math	1800	x6349
1648B	Integral Array brute force, constructive algorithms, data structures, math	1800	x6181
1705D	Mark and Lightbulbs combinatorics, constructive algorithms, greedy, math, sortings	1800	x6092
1635D	Infinite Set bitmasks, dp, math, matrices, number theory, strings	1800	x5994
1848C	Vika and Price Tags math, number theory	1800	x5944
1186C	Vus the Cossack and Strings implementation, math	1800	x5827
1872F	Selling a Menagerie dfs and similar, dsu, graphs, implementation, math	1800	x5790
1793D	Moscow Gorillas binary search, dp, greedy, implementation, math, two pointers	1800	x5752
1775D	Friendly Spiders dfs and similar, graphs, math, number theory, shortest paths	1800	x5748
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x5742
1955F	Unfair Game dp, games, greedy, math, schedules	1800	x5701
1477A	Nezzar and Board constructive algorithms, math, number theory	1800	x5665
1750D	Count GCD combinatorics, math, number theory	1800	x5551
687B	Remainders Game chinese remainder theorem, math, number theory	1800	x5544
1851F	Lisa and the Martians bitmasks, greedy, math, strings, trees	1800	x5285
1151C	Problem for Nazar constructive algorithms, math	1800	x5252
1781D	Many Perfect Squares brute force, math, number theory	1800	x5231
1843F1	Omsk Metro (simple version) data structures, dfs and similar, dp, graphs, greedy, math, trees	1800	x4969
442B	Andrey and Problem greedy, math, probabilities	1800	x4847