Problemset - Codeforces

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geometry

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Problems

#	Name
1939A	Draw Polygon Lines *special problem, constructive algorithms, dp, geometry, interactive		x21
1193C	Scissors and Tape *special problem, constructive algorithms, geometry		x38
1571H	Laser Beams *special problem, geometry, probabilities	2900	x48
1220G	Geolocation geometry	3400	x50
1912I	Innovative Washing Machine geometry, math, two pointers	3300	x56
949F	Astronomy geometry, probabilities	3300	x58
1578I	Interactive Rays geometry, interactive	3300	x59
853E	Lada Malina data structures, geometry	3400	x65
1070M	Algoland and Berland constructive algorithms, divide and conquer, geometry	3000	x66
44F	BerPaint geometry, graphs	2700	x66
1517H	Fly Around the World dp, geometry	3500	x68
1218B	Guarding warehouses data structures, geometry	3000	x70
223D	Spider geometry, graphs	3000	x70
68E	Contact geometry	2900	x71
1427H	Prison Break binary search, games, geometry, ternary search	3500	x73
1936F	Grand Finale: Circles binary search, geometry	3300	x75
1326G	Spiderweb Trees dp, geometry, trees	3500	x75
1423E	5G Antenna Towers geometry	2700	x76
73F	Plane of Tanks brute force, geometry	2900	x77
771F	Bear and Isomorphic Points geometry, two pointers	3300	x80
142E	Help Greg the Dwarf 2 geometry	3000	x80
1726H	Mainak and the Bleeding Polygon binary search, geometry, implementation, math	3500	x83
1628F	Spaceship Crisis Management binary search, data structures, geometry, sortings	3500	x86
28E	DravDe saves the world geometry, math	2800	x87
1746G	Olympiad Training binary search, data structures, dp, flows, geometry, implementation, sortings	3500	x92
154E	Martian Colony geometry	3000	x92
119E	Alternative Reality geometry	2400	x94
1641F	Covering Circle geometry	3500	x97
128E	Birthday geometry, math	2900	x97
1949A	Grove brute force, dfs and similar, dp, geometry, probabilities	3300	x98
1045F	Shady Lady geometry, math	3400	x99
1906D	Spaceship Exploration binary search, geometry	2800	x104
269E	String Theory geometry, math, strings	3100	x108
1402B	Roads *special problem, geometry, sortings	2900	x110
46G	Emperor's Problem geometry	2500	x110
1740I	Arranging Crystal Balls data structures, divide and conquer, divide and conquer, dp, geometry, graphs, number theory	3500	x111
645G	Armistice Area Apportionment binary search, geometry	3200	x112
799G	Cut the pie binary search, data structures, geometry	3500	x114
394E	Lightbulb for Minister geometry		x116
780H	Intranet of Buses binary search, geometry, implementation, two pointers	3100	x118
744D	Hongcow Draws a Circle geometry	3200	x119
696F	...Dary! binary search, geometry, two pointers	3300	x120
388E	Fox and Meteor Shower geometry	3100	x120
1386B	Mixture *special problem, data structures, geometry, math, sortings	2900	x121
530H	Points in triangle *special problem, geometry	2100	x122
107E	Darts geometry, probabilities	2700	x128
1666G	Global Warming geometry, math	3100	x136
1503F	Balance the Cards constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation	3500	x137
1071E	Rain Protection binary search, geometry	3500	x139
1984H	Tower Capturing combinatorics, dp, geometry	3300	x144
549E	Sasha Circle geometry, math	2700	x147
1578F	Framing Pictures geometry	2900	x148
1901F	Landscaping binary search, geometry, two pointers	2900	x149
1167G	Low Budget Inception brute force, geometry	3100	x149
1381E	Origami geometry, math, sortings	3300	x150
852H	Bob and stages dp, geometry	3000	x150
887E	Little Brother binary search, geometry, sortings	2800	x163
372E	Drawing Circles is Fun combinatorics, geometry	3000	x170
442E	Gena and Second Distance geometry	3100	x172
309D	Tennis Rackets brute force, geometry	2700	x174
1045E	Ancient civilizations constructive algorithms, geometry	3200	x176
962G	Visible Black Areas data structures, dsu, geometry, trees	2800	x177
374E	Inna and Babies binary search, data structures, dsu, geometry, implementation	2600	x179
958E3	Guard Duty (hard) geometry	2700	x182
54E	Vacuum Сleaner geometry	2700	x189
223E	Planar Graph flows, geometry, graphs	3000	x191
690B2	Recover Polygon (medium) geometry	2600	x198
792F	Mages and Monsters data structures, geometry	3100	x202
717I	Cowboy Beblop at his computer geometry	2800	x203
1584G	Eligible Segments geometry	3200	x205
1787H	Codeforces Scoreboard binary search, data structures, dp, geometry	3300	x209
243D	Cubes data structures, dp, geometry, two pointers	2700	x211
592E	BCPC binary search, geometry, two pointers	2700	x213
420E	Playing the ball geometry	2600	x214
528E	Triangles 3000 geometry, sortings	3100	x216
82E	Corridor geometry	2600	x217
1735F	Pebbles and Beads data structures, geometry	2900	x219
497D	Gears brute force, geometry, math	2900	x226
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x230
89D	Space mines geometry	2500	x231
293D	Ksusha and Square geometry, math, probabilities, two pointers	2700	x236
1548D2	Gregor and the Odd Cows (Hard) brute force, geometry, math, number theory	3300	x240
1575M	Managing Telephone Poles data structures, geometry	2400	x244
62C	Inquisition geometry, implementation, sortings	2300	x248
607E	Cross Sum binary search, geometry	3300	x250
1375I	Cubic Lattice geometry, math, matrices, number theory	3500	x256
350D	Looking for Owls binary search, data structures, geometry, hashing, sortings	2400	x260
175E	Power Defence brute force, dp, geometry, greedy	2600	x261
886F	Symmetric Projections geometry	2900	x266
306D	Polygon constructive algorithms, geometry	2300	x267
1860F	Evaluate RBS data structures, geometry, implementation, math, sortings	2900	x268
1696G	Fishingprince Plays With Array Again brute force, data structures, geometry, math	3300	x269
75E	Ship's Shortest Path geometry, shortest paths	2400	x272
666D	Chain Reaction brute force, geometry	3000	x276
704E	Iron Man data structures, geometry, trees	3300	x279
220D	Little Elephant and Triangle geometry, math	2500	x280
182A	Battlefield geometry, graphs, implementation, shortest paths	2200	x280
575E	Spectator Riots geometry	2800	x282
1572E	Polygon binary search, dp, geometry	3000	x283
975E	Hag's Khashba geometry	2600	x302

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