Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
01:00:54
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Problems

#	Name
1102F	Elongated Matrix binary search, bitmasks, brute force, dp, graphs	2000	x1991
1102E	Monotonic Renumeration combinatorics, sortings	1700	x5917
1102D	Balanced Ternary String greedy, strings	1500	x7968
1102C	Doors Breaking and Repairing games	1200	x13025
1102B	Array K-Coloring greedy, sortings	1400	x10374
1102A	Integer Sequence Dividing math	800	x24259
1101G	(Zero XOR Subset)-less math, matrices	2300	x1705
1101F	Trucks and Cities binary search, dp	2400	x1329
1101E	Polycarp's New Job implementation	1500	x7801
1101D	GCD Counting data structures, dfs and similar, dp, number theory, trees	2000	x4609
1101C	Division and Union sortings	1500	x7983
1101B	Accordion greedy, implementation	1300	x10476
1101A	Minimum Integer math	1000	x17200
1100F	Ivan and Burgers data structures, divide and conquer, greedy, math	2500	x2403
1100E	Andrew and Taxi binary search, dfs and similar, graphs	2200	x2359
1100D	Dasha and Chess constructive algorithms, games, interactive	2500	x846
1100C	NN and the Optical Illusion binary search, geometry, math	1200	x10079
1100B	Build a Contest data structures, implementation	1300	x11128
1100A	Roman and Browser implementation	1000	x10134
1099F	Cookies binary search, data structures, dfs and similar, dp, games, trees	2400	x944
1099C	Postcard constructive algorithms, implementation	1200	x9605
1099B	Squares and Segments binary search, constructive algorithms, math	1100	x11101
1099A	Snowball implementation	800	x12877
1098F	Ж-function string suffix structures, strings	3500	x226
1098E	Fedya the Potter binary search, implementation, math, number theory	3400	x222
1098D	Eels data structures	2800	x772
1098C	Construct a tree binary search, constructive algorithms, dfs and similar, graphs, greedy, trees	2400	x1073
1098B	Nice table brute force, constructive algorithms, greedy, math	2100	x1673
1098A	Sum in the tree constructive algorithms, dfs and similar, greedy, trees	1600	x8740
1097H	Mateusz and an Infinite Sequence bitmasks, brute force, dp, strings	3400	x94
1097G	Vladislav and a Great Legend combinatorics, dp, trees	3000	x725
1097F	Alex and a TV Show bitmasks, combinatorics, number theory	2500	x1252
1097E	Egor and an RPG game constructive algorithms, greedy	3400	x481
1097D	Makoto and a Blackboard dp, math, number theory, probabilities	2200	x2855
1097C	Yuhao and a Parenthesis greedy, implementation	1400	x8439
1097B	Petr and a Combination Lock bitmasks, brute force, dp	1200	x28416
1097A	Gennady and a Card Game brute force, implementation	800	x38626
1096G	Lucky Tickets divide and conquer, dp, fft	2400	x1455
1096F	Inversion Expectation dp, math, probabilities	2300	x1778
1096E	The Top Scorer combinatorics, dp, math, probabilities	2500	x1003
1096D	Easy Problem dp	1800	x8037
1096C	Polygon for the Angle brute force, geometry	1600	x6804
1096B	Substring Removal combinatorics, math, strings	1300	x10560
1096A	Find Divisible greedy, implementation, math	800	x18699
1095F	Make It Connected dsu, graphs, greedy	1900	x6129
1095E	Almost Regular Bracket Sequence implementation	1900	x4101
1095D	Circular Dance implementation	1600	x7542
1095C	Powers Of Two bitmasks, greedy	1400	x16745
1095B	Array Stabilization implementation	900	x21887
1095A	Repeating Cipher implementation	800	x31298
1093G	Multidimensional Queries bitmasks, data structures	2300	x1897
1093F	Vasya and Array dp	2400	x1003
1093E	Intersection of Permutations data structures	2400	x1595
1093D	Beautiful Graph dfs and similar, graphs	1700	x9030
1093C	Mishka and the Last Exam greedy	1300	x9343
1093B	Letters Rearranging constructive algorithms, greedy, sortings, strings	900	x16452
1093A	Dice Rolling math	800	x17677
1092F	Tree with Maximum Cost dfs and similar, dp, trees	1900	x8002
1092E	Minimal Diameter Forest constructive algorithms, dfs and similar, greedy, trees	2000	x1727
1092D2	Great Vova Wall (Version 2) data structures, implementation	2200	x2974
1092D1	Great Vova Wall (Version 1) greedy, implementation, math	2200	x4719
1092C	Prefixes and Suffixes strings	1700	x5903
1092B	Teams Forming sortings	800	x26202
1092A	Uniform String implementation	800	x16197
1091H	New Year and the Tricolore Recreation games	3200	x428
1091G	New Year and the Factorisation Collaboration interactive, math, number theory	3200	x204
1091F	New Year and the Mallard Expedition constructive algorithms, greedy	2600	x819
1091E	New Year and the Acquaintance Estimation binary search, data structures, graphs, greedy, implementation, math, sortings	2400	x1002
1091D	New Year and the Permutation Concatenation combinatorics, dp, math	1700	x6741
1091C	New Year and the Sphere Transmission math, number theory	1400	x9985
1091B	New Year and the Treasure Geolocation brute force, constructive algorithms, greedy, implementation	1200	x10651
1091A	New Year and the Christmas Ornament brute force, implementation, math	800	x17472
1090M	The Pleasant Walk implementation	1000	x6150
1090L	Berland University greedy, math	2000	x1259
1090K	Right Expansion Of The Mind math	2000	x1062
1090J	Two Prefixes strings	2600	x436
1090I	Minimal Product	2000	x1040
1090H	Linearization graphs	2900	x93
1090G	Combostone games, implementation	2500	x105
1090F	How to Learn You Score constructive algorithms, interactive	2600	x317
1090E	Horseback Riding flows, graphs	2300	x588
1090D	Similar Arrays constructive algorithms	1800	x2052
1090C	New Year Presents constructive algorithms, data structures	2400	x493
1090B	LaTeX Expert	1900	x1394
1090A	Company Merging greedy	1300	x4157
1089M	Minegraphed constructive algorithms, graphs	2400	x588
1089L	Lazyland	900	x3913
1089K	King Kog's Reception data structures	2400	x1095
1089J	JS Minification greedy, implementation	3200	x125
1089I	Interval-Free Permutations combinatorics	2600	x374
1089H	Harder Satisfiability 2-sat, dfs and similar, graphs	3400	x111
1089G	Guest Student math	1500	x2888
1089F	Fractions math	1900	x1925
1089E	Easy Chess constructive algorithms	1700	x1971
1089D	Distance Sum graphs	3100	x100
1089C	Cactus Search interactive	2500	x407
1089B	Bimatching graphs	3200	x220
1089A	Alice the Fan dp	2200	x1121
1088F	Ehab and a weird weight formula data structures, trees	2800	x512
1088E	Ehab and a component choosing problem dp, greedy, math, trees	2400	x1477