Problemset - Codeforces

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Codeforces Global Round 15
42:47:29
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geometry

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Problems

#	Name
1427H	Prison Break binary search, games, geometry, ternary search	3500	x34
1326G	Spiderweb Trees dp, geometry, trees	3500	x35
1517H	Fly Around the World dp, geometry	3500	x36
1375I	Cubic Lattice geometry, math, matrices, number theory	3500	x55
1503F	Balance the Cards constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation	3500	x65
1071E	Rain Protection binary search, geometry	3500	x68
799G	Cut the pie binary search, data structures, geometry	3500	x76
1220G	Geolocation geometry	3400	x29
853E	Lada Malina data structures, geometry	3400	x47
1045F	Shady Lady geometry, math	3400	x76
949F	Astronomy geometry, probabilities	3300	x36
771F	Bear and Isomorphic Points geometry, two pointers	3300	x62
1381E	Origami geometry, math, sortings	3300	x65
696F	...Dary! binary search, geometry, two pointers	3300	x89
1534G	A New Beginning data structures, dp, geometry, sortings	3300	x158
704E	Iron Man data structures, geometry, trees	3300	x173
607E	Cross Sum binary search, geometry	3300	x197
1045E	Ancient civilizations constructive algorithms, geometry	3200	x69
645G	Armistice Area Apportionment binary search, geometry	3200	x92
744D	Hongcow Draws a Circle geometry	3200	x93
1446F	Line Distance binary search, data structures, geometry	3200	x135
1368G	Shifting Dominoes data structures, geometry, graphs, trees	3200	x176
388E	Fox and Meteor Shower geometry	3100	x96
780H	Intranet of Buses binary search, geometry, implementation, two pointers	3100	x97
1167G	Low Budget Inception brute force, geometry	3100	x106
792F	Mages and Monsters data structures, geometry	3100	x118
442E	Gena and Second Distance geometry	3100	x133
528E	Triangles 3000 geometry, sortings	3100	x180
1218B	Guarding warehouses data structures, geometry	3000	x36
223D	Spider geometry, graphs	3000	x43
1070M	Algoland and Berland constructive algorithms, divide and conquer, geometry	3000	x45
142E	Help Greg the Dwarf 2 geometry	3000	x46
852H	Bob and stages dp, geometry	3000	x71
154E	Martian Colony geometry	3000	x71
223E	Planar Graph flows, geometry, graphs	3000	x120
1175G	Yet Another Partiton Problem data structures, divide and conquer, dp, geometry, two pointers	3000	x139
372E	Drawing Circles is Fun combinatorics, geometry	3000	x140
666D	Chain Reaction brute force, geometry	3000	x201
1508D	Swap Pass constructive algorithms, geometry, sortings	3000	x246
68E	Contact geometry	2900	x47
73F	Plane of Tanks brute force, geometry	2900	x52
128E	Birthday geometry, math	2900	x73
1402B	Roads *special problem, geometry, sortings	2900	x76
1386B	Mixture *special problem, data structures, geometry, math, sortings	2900	x85
497D	Gears brute force, geometry, math	2900	x195
886F	Symmetric Projections geometry	2900	x213
598F	Cut Length geometry	2900	x237
1146H	Satanic Panic dp, geometry	2900	x247
1359F	RC Kaboom Show binary search, brute force, data structures, geometry, math	2900	x261
603D	Ruminations on Ruminants geometry, math	2900	x268
1444D	Rectangular Polyline constructive algorithms, dp, geometry	2900	x279
611G	New Year and Cake geometry, two pointers	2900	x333
28E	DravDe saves the world geometry, math	2800	x54
962G	Visible Black Areas data structures, dsu, geometry, trees	2800	x77
887E	Little Brother binary search, geometry, sortings	2800	x100
575E	Spectator Riots geometry	2800	x179
717I	Cowboy Beblop at his computer geometry	2800	x186
77E	Martian Food geometry	2800	x258
568D	Sign Posts brute force, geometry, math	2800	x263
377E	Cookie Clicker dp, geometry	2800	x271
776F	Sherlock's bet to Moriarty constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation, trees	2800	x297
559D	Randomizer combinatorics, geometry, probabilities	2800	x308
815D	Karen and Cards binary search, combinatorics, data structures, geometry	2800	x389
1423E	5G Antenna Towers geometry	2700	x41
44F	BerPaint geometry, graphs	2700	x46
107E	Darts geometry, probabilities	2700	x101
549E	Sasha Circle geometry, math	2700	x106
54E	Vacuum Сleaner geometry	2700	x135
958E3	Guard Duty (hard) geometry	2700	x146
309D	Tennis Rackets brute force, geometry	2700	x151
243D	Cubes data structures, dp, geometry, two pointers	2700	x159
592E	BCPC binary search, geometry, two pointers	2700	x165
293D	Ksusha and Square geometry, math, probabilities, two pointers	2700	x190
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x191
249D	Donkey and Stars data structures, dp, geometry, math, sortings	2700	x238
460E	Roland and Rose brute force, geometry, math, sortings	2700	x284
1388E	Uncle Bogdan and Projections data structures, geometry, sortings	2700	x298
1303G	Sum of Prefix Sums data structures, divide and conquer, geometry, trees	2700	x419
1366F	Jog Around The Graph binary search, dp, geometry, graphs	2700	x431
933C	A Colourful Prospect geometry, graphs	2700	x433
1019D	Large Triangle binary search, geometry, sortings	2700	x450
1025F	Disjoint Triangles geometry	2700	x470
70D	Professor's task data structures, geometry	2700	x571
1519E	Off by One constructive algorithms, dfs and similar, geometry, graphs, sortings, trees	2700	x574
932F	Escape Through Leaf data structures, dp, geometry	2700	x1189
374E	Inna and Babies binary search, data structures, dsu, geometry, implementation	2600	x154
420E	Playing the ball geometry	2600	x160
690B2	Recover Polygon (medium) geometry	2600	x163
82E	Corridor geometry	2600	x189
175E	Power Defence brute force, dp, geometry, greedy	2600	x209
87E	Mogohu-Rea Idol geometry	2600	x210
975E	Hag's Khashba geometry	2600	x265
23D	Tetragon geometry, math	2600	x273
274C	The Last Hole! brute force, geometry	2600	x299
30D	King's Problem? geometry, greedy	2600	x311
140F	New Year Snowflake geometry, sortings	2600	x323
698D	Limak and Shooting Points brute force, geometry, math	2600	x383
8D	Two Friends binary search, geometry	2600	x409
13D	Triangles dp, geometry	2600	x461
1158D	Winding polygonal line constructive algorithms, geometry, greedy, math	2600	x470

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