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probabilities problems
Problem Name Online Judge Year Contest Difficulty Level
1 To the Max Categories PKU 1
2 Dreamoon and WiFi Categories Codeforces Codeforces Round #272 (Div. 2) 1
3 Yanu in Movie theatre Categories SPOJ 1
4 What is the Probability ? Categories UVA 1
5 Counting Extra Stars Categories A2 Online Judge 1
6 Cows and Cars Categories UVA 1
7 Probability One Categories Live Archive 2009 Africa/Middle East - Africa and Arab 1
8 Die Roll Categories Codeforces Codeforces Beta Round #9 (Div. 2 Only) 1
9 Journey Categories Codeforces Codeforces Round #428 (Div. 2) 2
10 Dice Throwing Categories UVA 2
11 Collecting Bugs Categories PKU 2
12 One Person Game Categories ZOJ 2
13 Archer Categories Codeforces Codeforces Round #185 (Div. 2) 2
14 Hats Categories UVA 2
15 Football Categories PKU 2
16 Little Pony and Expected Maximum Categories Codeforces Codeforces Round #259 (Div. 1) & Codeforces Round #259 (Div. 2) 2
17 Help Me Escape Categories ZOJ 2
18 Check the difficulty of problems Categories PKU 2
19 France '98 Categories UVA 2
20 Coupons Categories UVA 3
21 Andrey and Problem Categories Codeforces Codeforces Round #253 (Div. 1) & Codeforces Round #253 (Div. 2) 3
22 So you want to be a 2n-aire? Categories UVA 3
23 Wet Shark and Flowers Categories Codeforces Codeforces Round #341 (Div. 2) 3
24 Chocolate Categories PKU 3
25 Burger Categories UVA 3
26 Ilya and Escalator Categories Codeforces Codeforces Round #293 (Div. 2) 3
27 Winning Streak Categories UVA 3
28 PipeCuts Categories TopCoder SRM 233 - Div1 easy - Div2 medium] (6532) 3
29 PrimeSoccer Categories TopCoder SRM 422 - Div1 easy - Div2 medium] (13513) 3
30 God! Save me Categories UVA 3
31 PalindromicSubstringsDiv1 Categories TopCoder Unknown () 3
32 ????? Categories PKU 3
33 BirthdayOdds Categories TopCoder SRM 174 - Div1 easy - Div2 medium] (4675) 3
34 Probability Categories UVA 3
35 Scout YYF I Categories PKU 3
36 Another lottery Categories UVA 3
37 Vampires Categories UVA 3
38 FixedDiceGameDiv1 Categories TopCoder SRM 626 - Div1 easy] (15859) 3
39 Race to 1 Categories UVA 3
40 Patchouli's Spell Cards Categories ZOJ 4
41 Panda's Birthday Present Categories PKU 4
42 Bag of mice Categories Codeforces Codeforces Round #105 (Div. 2) 4
43 Urn-ball Probabilities! Categories UVA 4
44 Expect the Expected Categories UVA 4
45 Dumb Bones Categories UVA 4
46 Boastin' Red Socks Categories UVA 4
47 Bad Luck Island Categories Codeforces Codeforces Round #301 (Div. 2) 4
48 MonstersAndBunnies Categories TopCoder TCO08 Qual 1 - Div1 easy] (12007) 4
49 Chocolate Box Categories UVA 4
50 RedIsGood Categories TopCoder SRM 420 - Div1 medium] (13511) 5
51 Jerry's Protest Categories Codeforces 8VC Venture Cup 2016 - Elimination Round 5
52 LotteryPyaterochka Categories TopCoder SRM 466 - Div1 medium] (14150) 5
53 Jeff and Furik Categories Codeforces Codeforces Round #204 (Div. 1) & Codeforces Round #204 (Div. 2) 5
54 PerfectMemory Categories TopCoder SRM 513 - Div1 medium] (14538) 5
55 Masud Rana Categories UVA 5
56 QuickSort Categories TopCoder SRM 486 - Div1 medium] (14239) 5
57 Dragster Categories UVA 5
58 KthProbableElement Categories TopCoder TCO09 Round 1 - Div1 medium] (13759) 5
59 CampaignTrail Categories TopCoder TCO09 Round 3 - Div1 medium] (13761) 5
60 ChessKnight Categories TopCoder TCCC05 Round 1 - Div1 medium] (6528) 5
61 Lights inside a 3d Grid Categories UVA 5
62 RandomSort Categories TopCoder SRM 402 - Div1 easy - Div2 hard] (12174) 5
63 Joining with Friend Categories UVA 5
64 TestBettingStrategy Categories TopCoder SRM 339 - Div1 medium] (10663) 5
65 ProbabilityTree Categories TopCoder SRM 174 - Div2 hard] (4675) 5
66 Falling Anvils Categories Codeforces Codeforces Beta Round #69 (Div. 1 Only) & Codeforces Beta Round #69 (Div. 2 Only) 5
67 TheFansAndMeetingsDivOne Categories TopCoder SRM 460 - Div1 medium] (14146) 5
68 RandomSwaps Categories TopCoder SRM 338 - Div1 medium] (10662) 5
69 DrawingLines Categories TopCoder SRM 470 - Div1 medium] (14153) 5
70 CandyBox Categories TopCoder SRM 462 - Div1 medium] (14147) 5
71 Basketball Team Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) & Codeforces Beta Round #83 (Div. 2 Only) 5
72 Collision Categories TopCoder SRM 153 - Div1 medium] (4570) 5
73 Second price auction Categories Codeforces Rockethon 2015 6
74 Fish Categories Codeforces Codeforces Beta Round #16 (Div. 2 Only) 6
75 Join two kingdoms Categories UVA 6
76 Magic Trick Categories Codeforces MemSQL Start[c]UP 2.0 - Round 1 6
77 Playing War Categories UVA 6
78 Game on Tree Categories Codeforces Codeforces Round #172 (Div. 1) & Codeforces Round #172 (Div. 2) 6
79 Prisoners, Boxes and Pieces of Paper Categories UVA 6
80 Lucky Probability Categories Codeforces Codeforces Beta Round #84 (Div. 1 Only) & Codeforces Beta Round #84 (Div. 2 Only) 6
81 Chess Game Categories PKU 6
82 AlternatingLane Categories TopCoder Member SRM 494 - Div1 medium - Div2 hard] (14423) 6
83 Maxim and Restaurant Categories Codeforces Codeforces Round #160 (Div. 1) & Codeforces Round #160 (Div. 2) 6
84 Map Generator Categories PKU 6
85 Wizards and Huge Prize Categories Codeforces Codeforces Round #114 (Div. 1) & Codeforces Round #114 (Div. 2) 6
86 Table Tennis Categories UVA 6
87 Let's Play Osu! Categories Codeforces Codeforces Round #146 (Div. 1) & Codeforces Round #146 (Div. 2) 6
88 ZS and The Birthday Paradox Categories Codeforces Codeforces Round #369 (Div. 2) 6
89 ETS Problem setting Categories UVA 6
90 Shooting Gallery Categories Codeforces Codeforces Beta Round #30 (Codeforces format) 6
91 Mushroom Gnomes - 2 Categories Codeforces Codeforces Beta Round #99 (Div. 1) & Codeforces Beta Round #99 (Div. 2) 7
92 Garbage Remembering Exam Categories UVA 7
93 Dexterina’s Lab Categories Codeforces Bubble Cup 9 - Finals [Online Mirror] 7
94 First Digit Law Categories Codeforces Codeforces Beta Round #50 7
95 DZY Loves FFT Categories Codeforces Codeforces Round #254 (Div. 1) & Codeforces Round #254 (Div. 2) 7
96 Famil Door and Roads Categories Codeforces Codeforces Round #343 (Div. 2) 7
97 Little Elephant and Furik and Rubik Categories Codeforces Codeforces Round #129 (Div. 1) & Codeforces Round #129 (Div. 2) 7
98 Painting The Wall Categories Codeforces Codeforces Round #233 (Div. 1) & Codeforces Round #233 (Div. 2) 7
99 Kleofáš and the n-thlon Categories Codeforces Codeforces Round #333 (Div. 1) & Codeforces Round #333 (Div. 2) 7
100 Square Table Categories Codeforces RCC 2014 Warmup (Div. 2) & RCC 2014 Warmup (Div. 1) 7
101 Dark Assembly Categories Codeforces Codeforces Beta Round #81 7
102 Little Artem and Random Variable Categories Codeforces VK Cup 2016 - Round 2 7
103 Name That Tune Categories Codeforces Codeforces Round #284 (Div. 1) & Codeforces Round #284 (Div. 2) 7
104 Playlist Categories Codeforces Codeforces Round #164 (Div. 2) 7
105 Fixing the Bugs Categories UVA 7
106 Willem, Chtholly and Seniorious Categories Codeforces Codeforces Round #449 (Div. 1) & Codeforces Round #449 (Div. 2) 8
107 Memory and Casinos Categories Codeforces Codeforces Round #370 (Div. 2) 8
108 Ghd Categories Codeforces Codeforces Round #213 (Div. 1) 8
109 Inversions problem Categories Codeforces Rockethon 2015 8
110 Destiny Categories Codeforces Codeforces Round #429 (Div. 1) 8
111 Broken robot Categories Codeforces Codeforces Beta Round #24 8
112 Wilbur and Trees Categories Codeforces Codeforces Round #331 (Div. 2) 8
113 Game with Strings Categories Codeforces Codeforces Round #275 (Div. 1) & Codeforces Round #275 (Div. 2) 8
114 Eyes Closed Categories Codeforces Codeforces Round #448 (Div. 2) 8
115 Little Elephant and Broken Sorting Categories Codeforces Codeforces Round #157 (Div. 1) 8
116 Smart Cheater Categories Codeforces Codeforces Round #107 (Div. 1) & Codeforces Round #107 (Div. 2) 8
117 Tickets Categories Codeforces Codeforces Beta Round #26 (Codeforces format) 8
118 Castle Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) 8
119 Startup Funding Categories Codeforces Manthan, Codefest 16 8
120 Gifts Categories Codeforces Codeforces Round #142 (Div. 1) 8
121 Helping People Categories Codeforces Codeforces Round #282 (Div. 1) & Codeforces Round #282 (Div. 2) 8
122 Inversions After Shuffle Categories Codeforces Codeforces Round #388 (Div. 2) 8
123 SPAM! (or not) Categories UVA 8
124 Bath Queue Categories Codeforces Codeforces Beta Round #28 (Codeforces format) 8
125 Intergalaxy Trips Categories Codeforces Codeforces Round #335 (Div. 1) 8
126 Petya and Tree Categories Codeforces Yandex.Algorithm 2011 Round 1 8
127 World of Darkraft - 2 Categories Codeforces Codeforces Round #265 (Div. 1) 8
128 Expecting Trouble Categories Codeforces Friday the 13th, Programmers Day 8
129 Bombing Categories Codeforces Codeforces Beta Round #47 8
130 Piglet's Birthday Categories Codeforces Codeforces Round #152 (Div. 2) & Codeforces Round #152 (Div. 1) 9
131 Google Code Jam Categories Codeforces Codeforces Round #170 (Div. 1) 9
132 Randomizer Categories Codeforces Codeforces Round #313 (Div. 1) 9
133 T-shirt Categories Codeforces Croc Champ 2012 - Final 9
134 NestedRandomness Categories TopCoder TCCC05 Qual 5 - Div1 hard] (6527) 9
135 Half-decay tree Categories Codeforces Codeforces Beta Round #62 9
136 Ksusha and Square Categories Codeforces Croc Champ 2013 - Round 2 9
137 Museum Categories Codeforces Codeforces Beta Round #86 (Div. 1 Only) 9
138 Maze Categories Codeforces Codeforces Beta Round #92 (Div. 1 Only) 9
139 Birthday Categories Codeforces AIM Tech Round (Div. 1) 9
140 Plane of Tanks: Duel Categories Codeforces Codeforces Round #115 9
141 World of Darkraft Categories Codeforces Codeforces Beta Round #99 (Div. 1) 9
142 Gambling Nim Categories Codeforces CROC 2016 - Final Round [Private, For Onsite Finalists Only] 9
143 Help King Categories Codeforces Codeforces Beta Round #78 (Div. 1 Only) & Codeforces Beta Round #78 (Div. 2 Only) 10
144 Darts Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) 10
145 Help Shrek and Donkey Categories Codeforces Codeforces Beta Round #78 (Div. 1 Only) 10
146 Rubik's Cube: 0-1 Version Categories PKU 10
147 DZY Loves Games Categories Codeforces Codeforces Round #255 (Div. 1) 10
148 Counting Skyscrapers Categories Codeforces MemSQL start[c]up Round 2 - online version 10
149 Colored Jenga Categories Codeforces Codeforces Round #242 (Div. 2) 10
150 Kyoya and Train Categories Codeforces Codeforces Round #309 (Div. 1) 10
151 Bingo! Categories Codeforces MemSQL Start[c]UP 2.0 - Round 2 10
152 Combining Slimes Categories Codeforces Wunder Fund Round 2016 (Div. 1 + Div. 2 combined) 10