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Geometry problems
Problem Name Online Judge Year Contest Difficulty Level
1 Sphere in a tetrahedron Categories SPOJ 1
2 Trace Categories Codeforces Codeforces Round #110 (Div. 2) 1
3 Triangle From Centroid Categories SPOJ 1
4 Lifting the Stone Categories SPOJ 1
5 Maximal Quadrilateral Area Categories SPOJ 1
6 Wasted Time Categories Codeforces Codeforces Beta Round #93 (Div. 2 Only) 1
7 One Geometry Problem Categories SPOJ 1
8 Equipment Box Categories SPOJ 1
9 Where do I Turn? Categories Codeforces Codeforces Round #140 (Div. 2) 2
10 Area Categories TJU 2
11 New Year Table Categories Codeforces Codeforces Round #100 2
12 Depression Categories Codeforces Codeforces Beta Round #69 (Div. 2 Only) 2
13 Goal for Ral Categories SPOJ 2
14 Hopscotch Categories Codeforces Codeforces Round #101 (Div. 2) 2
15 Triangle Categories Codeforces Codeforces Beta Round #6 (Div. 2 Only) 2
16 Running Student Categories Codeforces Codeforces Beta Round #9 (Div. 2 Only) 3
17 The Ant Categories SPOJ 3
18 Geometry and a Square Categories SPOJ 3
19 Series of Crimes Categories Codeforces Croc Champ 2012 - Round 2 (Unofficial Div. 2 Edition) 3
20 I Conduit Categories SPOJ 3
21 Calculate the Area Categories SPOJ 3
22 Magic Box Categories Codeforces Codeforces Round #143 (Div. 2) 3
23 Ancient Berland Circus Categories Codeforces Codeforces Beta Round #1 3
24 Area of circles Categories SPOJ 3
25 Doors and Penguins Categories Live Archive 2006 North America - Mid-Atlantic USA & North America - Rocky Mountain 3
26 Air Strike Categories SPOJ 4
27 Surrounded Categories Codeforces Codeforces Round #120 (Div. 2) 4
28 Will Indiana Jones Get There Categories SPOJ 4
29 Triangle Categories Codeforces Codeforces Beta Round #18 (Div. 2 Only) 4
30 Hit Ball Categories Codeforces Codeforces Round #128 (Div. 2) 5
31 Rectangle and Square Categories Codeforces Codeforces Beta Round #97 (Div. 1) & Codeforces Beta Round #97 (Div. 2) 5
32 Four Segments Categories Codeforces Codeforces Beta Round #14 (Div. 2) 5
33 Dog Distance Categories UVA 6
34 Shooting Gallery Categories Codeforces Codeforces Beta Round #30 (Codeforces format) 6
35 Building Bridge Categories Codeforces CROC-MBTU 2012, Final Round (Online version, Div. 2) 6
36 All Souls Night Categories UVA 6
37 Sequence of points Categories Codeforces Codeforces Beta Round #24 6
38 Polygons Categories Codeforces Codeforces Round #113 (Div. 2) 6
39 Knights Categories Codeforces Codeforces Beta Round #33 (Codeforces format) 7
40 Minimum Sum Categories Codeforces School Regional Team Contest, Saratov, 2011 7
41 Special Olympics Categories Codeforces Codeforces Round #125 (Div. 2) 7
42 Space Rescuers Categories Codeforces Codeforces Beta Round #82 (Div. 2) 7
43 Commentator problem Categories Codeforces Codeforces Beta Round #2 7
44 Happy Farm 5 Categories Codeforces Codeforces Beta Round #47 7
45 Letter A Categories Codeforces Codeforces Beta Round #13 7
46 Zoo Categories Codeforces Croc Champ 2012 - Final 7
47 Harry Potter and the Golden Snitch Categories Codeforces Codeforces Beta Round #60 7
48 Robo-Footballer Categories Codeforces Codeforces Round #152 (Div. 2) & Codeforces Round #152 (Div. 1) 7
49 Paint Tree Categories Codeforces Codeforces Round #124 (Div. 1) & Codeforces Round #124 (Div. 2) 7
50 New Year Snowflake Categories Codeforces Codeforces Round #100 8
51 Triangles Categories Codeforces Codeforces Beta Round #13 8
52 Stars Categories Codeforces Codeforces Round #131 (Div. 1) 8
53 Two Friends Categories Codeforces Codeforces Beta Round #8 8
54 Very simple problem Categories Codeforces Codeforces Beta Round #51 8
55 Cookie Categories UVA 8
56 Help Greg the Dwarf Categories Codeforces Codeforces Beta Round #78 (Div. 1 Only) & Codeforces Beta Round #78 (Div. 2 Only) 9
57 Tetragon Categories Codeforces Codeforces Beta Round #23 9
58 Corridor Categories Codeforces Yandex.Algorithm 2011<br>Qualification 2 9
59 Battlefield Categories Codeforces Codeforces Round #117 (Div. 2) 9
60 Inquisition Categories Codeforces Codeforces Beta Round #58 9
61 Martian Food Categories Codeforces Codeforces Beta Round #69 (Div. 1 Only) 9
62 Save the City! Categories Codeforces Manthan 2011 9
63 Hide-and-Seek Categories Codeforces Codeforces Beta Round #32 (Div. 2, Codeforces format) 9
64 Igloo Skyscraper Categories Codeforces Codeforces Beta Round #75 (Div. 1 Only) 9
65 Delivering Carcinogen Categories Codeforces Codeforces Round #125 (Div. 1) & Codeforces Round #125 (Div. 2) 9
66 Professor's task Categories Codeforces Codeforces Beta Round #64 9
67 Bowls Categories Codeforces Codeforces Beta Round #36 9
68 Rotation Categories Codeforces Unknown Language Round #3 9
69 Guard Towers Categories Codeforces Yandex.Algorithm 2011<br>Round 1 9
70 Ship's Shortest Path Categories Codeforces Codeforces Beta Round #67 (Div. 2) 9
71 Cannon Categories Codeforces Codeforces Beta Round #44 (Div. 2) 9
72 King's Problem? Categories Codeforces Codeforces Beta Round #30 (Codeforces format) 9
73 Space mines Categories Codeforces Codeforces Beta Round #74 (Div. 1 Only) 9
74 Archer's Shot Categories Codeforces Codeforces Beta Round #70 (Div. 2) 9
75 Hide and seek Categories UVA 9
76 Plane of Tanks Categories Codeforces Codeforces Beta Round #66 10
77 Help Greg the Dwarf 2 Categories Codeforces Codeforces Round #102 (Div. 1) 10
78 BerPaint Categories Codeforces School Team Contest #2 (Winter Computer School 2010/11) 10
79 Birthday Categories Codeforces Codeforces Beta Round #94 (Div. 1 Only) 10
80 Cubes Categories Codeforces Codeforces Round #150 (Div. 1) 10
81 Mogohu-Rea Idol Categories Codeforces Codeforces Beta Round #73 (Div. 1 Only) 10
82 Face the mate Categories SPOJ 10
83 Alternative Reality Categories Codeforces Codeforces Beta Round #90 10
84 Planar Graph Categories Codeforces Codeforces Round #138 (Div. 1) 10
85 Martian Colony Categories Codeforces Codeforces Round #109 (Div. 1) 10
86 Darts Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) 10
87 Spider Categories Codeforces Codeforces Round #138 (Div. 1) 10
88 Contact Categories Codeforces Codeforces Beta Round #62 10
89 Vacuum &#1057;leaner Categories Codeforces Codeforces Beta Round #50 10