Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
32:58:34
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Codeforces Round 941 (Div. 2)
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constructive algorithms

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Problems

#	Name
1082D	Maximum Diameter Graph constructive algorithms, graphs, implementation	1800	x3544
1081F	Tricky Interactor constructive algorithms, implementation, interactive	2600	x445
1081E	Missing Numbers binary search, constructive algorithms, greedy, math, number theory	1900	x2528
1081B	Farewell Party constructive algorithms, implementation	1500	x4385
1081A	Definite Game constructive algorithms, math	800	x11879
1080D	Olya and magical square constructive algorithms, implementation, math	2000	x1519
1078E	Negative Time Summation constructive algorithms	3400	x86
1070M	Algoland and Berland constructive algorithms, divide and conquer, geometry	3000	x64
1070L	Odd Federalization constructive algorithms	2600	x280
1068C	Colored Rooks constructive algorithms, graphs	1700	x3105
1067C	Knights constructive algorithms	2600	x610
1065B	Vasya and Isolated Vertices constructive algorithms, graphs	1300	x10732
1063E	Lasers and Mirrors constructive algorithms, math	3000	x329
1063C	Dwarves, Hats and Extrasensory Abilities binary search, constructive algorithms, geometry, interactive	1900	x2787
1063A	Oh Those Palindromes constructive algorithms, strings	1300	x10207
1060H	Sophisticated Device constructive algorithms	3300	x209
1059C	Sequence Transformation constructive algorithms, math	1600	x6970
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5614
1054G	New Road Network constructive algorithms, greedy, math	3300	x255
1054E	Chips Puzzle constructive algorithms, implementation, math	2400	x475
1054C	Candies Distribution constructive algorithms, implementation	1500	x4228
1053E	Euler tour constructive algorithms, trees	3500	x193
1045E	Ancient civilizations constructive algorithms, geometry	3200	x118
1043E	Train Hard, Win Easy constructive algorithms, greedy, math, sortings	1900	x2683
1043C	Smallest Word constructive algorithms, greedy, implementation	1500	x6774
1042C	Array Product constructive algorithms, greedy, math	1700	x4623
1041E	Tree Reconstruction constructive algorithms, data structures, graphs, greedy	1900	x3498
1039A	Timetable constructive algorithms, data structures, greedy, math	2300	x771
1038B	Non-Coprime Partition constructive algorithms, math	1100	x13074
1037A	Packets constructive algorithms, greedy, math	1300	x10882
1034B	Little C Loves 3 II brute force, constructive algorithms, flows, graph matchings	2200	x2071
1033E	Hidden Bipartite Graph binary search, constructive algorithms, dfs and similar, graphs, interactive	2800	x578
1032C	Playing Piano constructive algorithms, dp	1700	x3884
1031E	Triple Flips constructive algorithms	2600	x428
1028E	Restore Array constructive algorithms	2400	x1121
1028B	Unnatural Conditions constructive algorithms, math	1200	x8747
1025G	Company Acquisitions constructive algorithms, math	3200	x608
1025E	Colored Cubes constructive algorithms, implementation, matrices	2700	x547
1025C	Plasticine zebra constructive algorithms, implementation	1600	x5883
1023E	Down or Right constructive algorithms, interactive, matrices	2100	x1950
1023D	Array Restoration constructive algorithms, data structures	1700	x3944
1019C	Sergey's problem constructive algorithms, graphs	3000	x1071
1017C	The Phone Number constructive algorithms, greedy	1600	x5889
1016D	Vasya And The Matrix constructive algorithms, flows, math	1800	x4421
1015D	Walking Between Houses constructive algorithms, greedy	1600	x7882
1012D	AB-Strings constructive algorithms, strings	2800	x316
1012B	Chemical table constructive algorithms, dfs and similar, dsu, graphs, matrices	1900	x3646
1009D	Relatively Prime Graph brute force, constructive algorithms, graphs, greedy, math	1700	x6137
1004D	Sonya and Matrix brute force, constructive algorithms, implementation	2300	x1389
1004C	Sonya and Robots constructive algorithms, implementation	1400	x7426
1004B	Sonya and Exhibition constructive algorithms, greedy, implementation, math	1300	x9201
1003E	Tree Constructing constructive algorithms, graphs	2100	x2421
1003B	Binary String Constructing constructive algorithms	1300	x11000
998A	Balloons constructive algorithms, implementation	1000	x9178
995A	Tesla constructive algorithms, implementation	2100	x1499
990D	Graph And Its Complement constructive algorithms, graphs, implementation	1700	x3754
989C	A Mist of Florescence constructive algorithms, graphs	1800	x3652
989B	A Tide of Riverscape constructive algorithms, strings	1200	x6969
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2253
982A	Row brute force, constructive algorithms	1200	x8934
980B	Marlin constructive algorithms	1600	x4617
976D	Degree Set constructive algorithms, graphs, implementation	2500	x665
963B	Destruction of a Tree constructive algorithms, dfs and similar, dp, greedy, trees	2000	x2693
962E	Byteland, Berland and Disputed Cities constructive algorithms, greedy	2200	x1044
962B	Students in Railway Carriage constructive algorithms, greedy, implementation	1300	x7585
960C	Subsequence Counting bitmasks, constructive algorithms, greedy, implementation	1700	x3807
959D	Mahmoud and Ehab and another array construction task constructive algorithms, greedy, math, number theory	1900	x3043
959C	Mahmoud and Ehab and the wrong algorithm constructive algorithms, trees	1500	x5670
952G	Puzzling Language constructive algorithms	2200	x224
949B	A Leapfrog in the Array constructive algorithms, math	1700	x3638
940C	Phone Numbers constructive algorithms, implementation, strings	1500	x5601
938C	Constructing Tests binary search, brute force, constructive algorithms	1700	x3273
936C	Lock Puzzle constructive algorithms, implementation, strings	2300	x1149
934B	A Prosperous Lot constructive algorithms, implementation	1200	x8514
933E	A Preponderant Reunion constructive algorithms, dp	3200	x185
932C	Permutation Cycle brute force, constructive algorithms	1600	x3964
932A	Palindromic Supersequence constructive algorithms	800	x10128
931B	World Cup constructive algorithms, implementation	1200	x7020
926E	Merge Equal Elements constructive algorithms, data structures	1900	x908
925D	Aztec Catacombs constructive algorithms	2600	x477
925C	Big Secret constructive algorithms, math	2200	x1282
923F	Public Service constructive algorithms, graphs, trees	3200	x72
923D	Picking Strings constructive algorithms, implementation, strings	2500	x1154
922F	Divisibility constructive algorithms, dp, greedy, number theory	2400	x616
916C	Jamie and Interesting Graph constructive algorithms, graphs, shortest paths	1600	x4944
912B	New Year's Eve bitmasks, constructive algorithms, number theory	1300	x11305
911F	Tree Destruction constructive algorithms, dfs and similar, graphs, greedy, trees	2400	x1552
911E	Stack Sorting constructive algorithms, data structures, greedy, implementation	2000	x2456
911C	Three Garlands brute force, constructive algorithms	1400	x6951
910C	Minimum Sum constructive algorithms, greedy, math	1700	x1731
909F	AND-permutations constructive algorithms	2500	x514
909B	Segments constructive algorithms, math	1300	x6191
906B	Seating of Students brute force, constructive algorithms, math	2200	x1121
901D	Weighting a Tree constructive algorithms, dfs and similar, graphs	2700	x428
901B	GCD of Polynomials constructive algorithms, math	2200	x1373
901A	Hashing Trees constructive algorithms, trees	1500	x5005
899D	Shovel Sale constructive algorithms, math	1800	x2677
899C	Dividing the numbers constructive algorithms, graphs, math	1300	x8258
899A	Splitting in Teams constructive algorithms, greedy, math	800	x10073
898E	Squares and not squares constructive algorithms, greedy	1600	x4482