Problemset - Codeforces

→ Pay attention

Before contest
Codeforces Round (Div. 2)
7 days

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
1296A	Array with Odd Sum math	800	x40407
1295A	Display The Number greedy	900	x22595
1294A	Collecting Coins math	800	x45218
1293B	JOE is on TV! combinatorics, greedy, math	1000	x21061
1291A	Even But Not Even greedy, math, strings	900	x19370
1287A	Angry Students greedy, implementation	800	x20422
1285A	Mezo Playing Zoma math	800	x27730
1284A	New Year and Naming implementation, strings	800	x17936
1283B	Candies Division math	900	x21485
1283A	Minutes Before the New Year math	800	x47767
1282A	Temporarily unavailable implementation, math	900	x14687
1281A	Suffix Three implementation	800	x17890
1279A	New Year Garland math	900	x16785
1278A	Shuffle Hashing brute force, implementation, strings	1000	x16107
1277A	Happy Birthday, Polycarp! implementation	1000	x13169
1272A	Three Friends brute force, greedy, math, sortings	900	x20309
1271A	Suits brute force, greedy, math	800	x14872
1270A	Card Game games, greedy, math	800	x16890
1269A	Equation brute force, math	800	x21219
1267B	Balls of Buma	900	x3945
1266B	Dice Tower constructive algorithms, math	1000	x14656
1266A	Competitive Programmer chinese remainder theorem, math	1000	x15321
1265A	Beautiful String constructive algorithms, greedy	1000	x14980
1260A	Heating math	1000	x14449
1257B	Magic Stick math	1000	x20018
1257A	Two Rival Students greedy, math	800	x20206
1256A	Payment Without Change math	1000	x28934
1255A	Changing Volume math	800	x17058
1253A	Single Push implementation	1000	x17895
1252A	Copying Homework	1000	x5597
1251A	Broken Keyboard brute force, strings, two pointers	1000	x19095
1250F	Data Center brute force, implementation	800	x7205
1249B1	Books Exchange (easy version) dsu, math	1000	x20414
1249A	Yet Another Dividing into Teams math	800	x22105
1248B	Grow The Tree greedy, math, sortings	900	x16710
1248A	Integer Points geometry, math	1000	x13965
1245A	Good ol' Numbers Coloring math, number theory	1000	x14076
1244B	Rooms and Staircases brute force, implementation	1000	x15444
1244A	Pens and Pencils math	800	x19025
1243B1	Character Swap (Easy Version) strings	1000	x14749
1243A	Maximum Square implementation	800	x15541
1238A	Prime Subtraction math, number theory	900	x23673
1237A	Balanced Rating Changes implementation, math	1000	x19076
1236A	Stones brute force, greedy, math	800	x16122
1234B1	Social Network (easy version) implementation	1000	x18557
1234A	Equalize Prices Again math	800	x27574
1230B	Ania and Minimizing greedy, implementation	1000	x18530
1230A	Dawid and Bags of Candies brute force, implementation	800	x21203
1228A	Distinct Digits brute force, implementation	800	x21449
1225B1	TV Subscriptions (Easy Version) implementation	1000	x11785
1225A	Forgetting Things math	900	x15713
1223B	Strings Equalization strings	1000	x14631
1223A	CME math	800	x21505
1221A	2048 Game brute force, greedy, math	1000	x16395
1220A	Cards implementation, sortings, strings	800	x29199
1216B	Shooting greedy, implementation, sortings	900	x18193
1216A	Prefixes strings	800	x18462
1215A	Yellow Cards greedy, implementation, math	1000	x11447
1213A	Chips Moving math	900	x23770
1211A	Three Problems *special problem, implementation	1000	x1290
1209A	Paint the Numbers greedy, implementation, math	800	x12125
1208A	XORinacci math	900	x16523
1207A	There Are Two Types Of Burgers brute force, greedy, implementation, math	800	x21561
1206B	Make Product Equal One dp, implementation	900	x26419
1206A	Choose Two Numbers math, sortings	800	x23743
1204B	Mislove Has Lost an Array greedy, math	900	x17357
1204A	BowWow and the Timetable math	1000	x20330
1203A	Circle of Students implementation	1000	x16596
1201A	Important Exam implementation, strings	900	x15412
1200A	Hotelier brute force, data structures, implementation	800	x20135
1199B	Water Lily geometry, math	1000	x20024
1199A	City Day implementation	1000	x14412
1197B	Pillars greedy, implementation	1000	x13703
1197A	DIY Wooden Ladder greedy, math, sortings	900	x13433
1196A	Three Piles of Candies brute force, constructive algorithms, math	800	x27446
1195B	Sport Mafia binary search, brute force, math	1000	x19331
1195A	Drinks Choosing greedy, math	1000	x12657
1194A	Remove a Progression math	800	x16086
1191A	Tokitsukaze and Enhancement brute force	800	x17967
1189A	Keanu Reeves strings	800	x15140
1187A	Stickers and Toys math	900	x14756
1186A	Vus the Cossack and a Contest implementation	800	x36704
1185A	Ropewalkers math	800	x14646
1183B	Equalize Prices math	900	x18288
1183A	Nearest Interesting Number implementation	800	x24439
1182A	Filling Shapes dp, math	1000	x29965
1181A	Chunga-Changa greedy, math	1000	x13309
1180A	Alex and a Rhombus dp, implementation, math	800	x24688
1178A	Prime Minister greedy	800	x10346
1177A	Digits Sequence (Easy Edition) implementation	1000	x5537
1176A	Divide it! brute force, greedy, implementation	800	x22235
1175A	From Hero to Zero implementation, math	900	x17951
1174A	Ehab Fails to Be Thanos constructive algorithms, greedy, sortings	1000	x17377
1173A	Nauuo and Votes greedy	800	x16123
1169A	Circle Metro implementation, math	900	x11757
1167A	Telephone Number brute force, greedy, strings	800	x19062
1166A	Silent Classroom combinatorics, greedy	900	x14054
1165B	Polycarp Training data structures, greedy, sortings	1000	x20626
1163A	Eating Soup greedy, math	900	x12824
1162A	Zoning Restrictions Again implementation	800	x8225