Problemset - Codeforces

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Codeforces Round 977 (Div. 2)
2 days
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Problems

#	Name
1214B	Badges brute force, math	1100	x10842
1213C	Book Reading math	1200	x18434
1213B	Bad Prices data structures, implementation	1100	x26604
1209B	Koala and Lights implementation, math, number theory	1300	x8163
1207B	Square Filling constructive algorithms, greedy, implementation	1200	x13255
1205A	Almost Equal constructive algorithms, greedy, math	1200	x14143
1203C	Common Divisors implementation, math	1300	x20592
1203B	Equal Rectangles greedy, math	1200	x15972
1202A	You Are Given Two Binary Strings... bitmasks, greedy	1100	x9344
1200B	Block Adventure dp, greedy	1200	x13970
1196B	Odd Sum Segments constructive algorithms, math	1200	x16608
1194C	From S To T implementation, strings	1300	x13200
1194B	Yet Another Crosses Problem implementation	1300	x10301
1191B	Tokitsukaze and Mahjong brute force, implementation	1200	x9602
1189B	Number Circle greedy, math, sortings	1100	x14216
1187B	Letters Shop binary search, implementation, strings	1300	x12181
1185C1	Exam in BerSU (easy version) greedy, sortings	1200	x11383
1185B	Email from Polycarp implementation, strings	1200	x13392
1184A1	Heidi Learns Hashing (Easy) brute force, math, number theory	1200	x5947
1182B	Plus from Picture dfs and similar, implementation, strings	1300	x11140
1178C	Tiles combinatorics, greedy, math	1300	x11933
1178B	WOW Factor dp, strings	1300	x15282
1176C	Lose it! dp, greedy, implementation	1300	x14204
1176B	Merge it! math	1100	x17105
1174C	Ehab and a Special Coloring Problem constructive algorithms, number theory	1300	x11995
1174B	Ehab Is an Odd Person sortings	1200	x15445
1173B	Nauuo and Chess constructive algorithms, greedy	1100	x9069
1166B	All the Vowels Please constructive algorithms, math, number theory	1100	x11472
1165C	Good String greedy	1300	x12928
1165A	Remainder implementation, math	1100	x13777
1159B	Expansion coefficient of the array implementation, math	1300	x7054
1157C1	Increasing Subsequence (easy version) greedy	1300	x12621
1157B	Long Number greedy	1300	x14691
1157A	Reachable Numbers implementation	1100	x15648
1155C	Alarm Clocks Everywhere math, number theory	1300	x9229
1155B	Game with Telephone Numbers games, greedy, implementation	1200	x11883
1154B	Make Them Equal math	1200	x16603
1153B	Serval and Toy Bricks constructive algorithms, greedy	1200	x9073
1152B	Neko Performs Cat Furrier Transform bitmasks, constructive algorithms, dfs and similar, math	1300	x8903
1149A	Prefix Sum Primes constructive algorithms, greedy, math, number theory	1200	x15191
1146B	Hate "A" implementation, strings	1100	x8583
1143B	Nirvana brute force, math, number theory	1200	x10499
1140D	Minimum Triangulation dp, greedy, math	1200	x12581
1140B	Good String implementation, strings	1200	x11301
1133C	Balanced Team sortings, two pointers	1200	x22864
1133B	Preparation for International Women's Day math, number theory	1200	x12758
1132A	Regular Bracket Sequence greedy, implementation	1100	x9582
1131C	Birthday binary search, greedy, sortings	1200	x14815
1130B	Two Cakes greedy	1200	x7912
1121B	Mike and Children brute force, implementation	1200	x8968
1121A	Technogoblet of Fire implementation, sortings	1100	x7185
1119B	Alyona and a Narrow Fridge binary search, flows, greedy, sortings	1300	x11035
1119A	Ilya and a Colorful Walk greedy, implementation	1100	x10770
1118B	Tanya and Candies implementation	1200	x12151
1117A	Best Subsegment implementation, math	1100	x11014
1115G1	AND oracle *special problem	1100	x388
1113B	Sasha and Magnetic Machines greedy, number theory	1300	x7738
1108C	Nice Garland brute force, greedy, math	1300	x11966
1108B	Divisors of Two Integers brute force, greedy, math, number theory	1100	x23173
1107C	Brutality greedy, sortings, two pointers	1300	x9947
1105B	Zuhair and Strings brute force, implementation, strings	1100	x9897
1105A	Salem and Sticks brute force, implementation	1100	x10941
1104B	Game with string data structures, implementation, math	1200	x14852
1102C	Doors Breaking and Repairing games	1200	x13061
1101B	Accordion greedy, implementation	1300	x10484
1100C	NN and the Optical Illusion binary search, geometry, math	1200	x10089
1100B	Build a Contest data structures, implementation	1300	x11152
1099C	Postcard constructive algorithms, implementation	1200	x9621
1099B	Squares and Segments binary search, constructive algorithms, math	1100	x11115
1097B	Petr and a Combination Lock bitmasks, brute force, dp	1200	x28618
1096B	Substring Removal combinatorics, math, strings	1300	x10586
1093C	Mishka and the Last Exam greedy	1300	x9351
1091B	New Year and the Treasure Geolocation brute force, constructive algorithms, greedy, implementation	1200	x10664
1090A	Company Merging greedy	1300	x4162
1085B	Div Times Mod math	1100	x9289
1084B	Kvass and the Fair Nut greedy, implementation	1200	x7807
1082A	Vasya and Book implementation, math	1200	x8556
1077C	Good Array	1300	x17250
1076C	Meme Problem binary search, math	1300	x12449
1076B	Divisor Subtraction implementation, math, number theory	1200	x12955
1076A	Minimizing the String greedy, strings	1200	x13115
1075B	Taxi drivers and Lyft implementation, sortings	1200	x4246
1070K	Video Posts implementation	1100	x4886
1070D	Garbage Disposal greedy	1300	x4901
1068B	LCM math, number theory	1200	x11514
1066A	Vova and Train math	1100	x14533
1065B	Vasya and Isolated Vertices constructive algorithms, graphs	1300	x10902
1064B	Equations of Mathematical Magic math	1200	x7529
1063A	Oh Those Palindromes constructive algorithms, strings	1300	x10348
1062A	A Prank greedy, implementation	1300	x8799
1060B	Maximum Sum of Digits greedy	1100	x8915
1059B	Forgery implementation	1300	x7018
1055B	Alice and Hairdresser dsu, implementation	1300	x4996
1051A	Vasya And Password greedy, implementation, strings	1200	x8416
1043B	Lost Array implementation	1200	x6277
1042B	Vitamins bitmasks, brute force, dp, implementation	1200	x16035
1042A	Benches binary search, implementation	1100	x12877
1040B	Shashlik Cooking dp, greedy, math	1300	x7066
1038C	Gambling greedy, sortings	1300	x9427
1038B	Non-Coprime Partition constructive algorithms, math	1100	x13553