Home
Problems
Submissions
Users
Contests
About
>
Status
Tips
API
Github
Log in
or
Sign up
This site works best with JavaScript enabled.
Problems
«
1
2
...
58
59
60
61
62
63
...
103
104
»
Problem search
Full text search
Has editorial
Show problem types
Category
All
---
AAC
ACC
APIO
Balkan OI
Baltic OI
BlueBook
Brazil OI
Bubble Cup
Bulgarian OI
CCC
CCO
CEOI
China NOI
CIW
Classics
COCI
CSPC
CTF
Data Structure Tests
DMOPC
DWITE
ECOO
EGOI
ESOI
FHC
Fun Math
GFSSOC
Google Code Jam
Google Hash Code
Google Kick Start
ICPC
IOI
JOI
Mock CCC
Mock CCO
MWC
Olympiads School
POI
SAC Coding Challenge
Seasonal
SIUCF
Taiwan NOI
TLE
TSOC
Uncategorized
VM7WC
WAC
Waterloo Local
Woburn Challenge
YAC
Point range
Go
Random
Hot problems
Postfix Notation
CCC '06 S2 - Attack of the CipherTexts
Problem
Category
Points
AC %
Users
Troubling Triangles
Uncategorized
7
28.9%
503
GFSS Christmas Challenge P1 - Arithmetic Operators
GFSSOC
3
64.1%
304
GFSS Christmas Challenge P2 - Height Inspection
GFSSOC
3
63.2%
104
GFSS Christmas Challenge P3 - Candy Distribution
GFSSOC
5p
31.0%
94
GFSS Christmas Challenge P4 - Coal Counting
GFSSOC
7p
27.1%
84
GFSSOC '17 J1 - Ramen and Studying
GFSSOC
3p
20.8%
217
GFSSOC '17 J2 - Admission Average
GFSSOC
3p
39.3%
444
GFSSOC '17 J3 - AIF Essay
GFSSOC
5
25.0%
87
GFSSOC '17 J4 - Top Courses
GFSSOC
7
11.7%
45
GFSSOC '17 J5 - Choosing Extracurriculars
GFSSOC
7
30.1%
54
GFSSOC '17 S1 - Path to Waterloo
GFSSOC
7
39.2%
172
GFSSOC '17 S2 - Ace is Base
GFSSOC
7p
19.5%
39
GFSSOC '17 S3 - Zhany Zhanbies
GFSSOC
12
4.8%
14
GFSSOC '17 S4 - First Ace
GFSSOC
10
12.5%
37
GFSSOC '14 Winter J1 - Flying Plushies
GFSSOC
3p
51.4%
962
GFSSOC '14 Winter J2 - Wow much parking lot
GFSSOC
3p
50.2%
580
GFSSOC '14 Winter J3 - Waiting
GFSSOC
3p
51.6%
478
GFSSOC '14 Winter J4 - Tic Tac Moe!
GFSSOC
5p
29.3%
371
GFSSOC '14 Winter J5 - Pursuit of Knowledge
GFSSOC
10p
24.7%
496
GFSSOC '14 Winter S1 - Friendship is a number
GFSSOC
5p
42.9%
217
GFSSOC '14 Winter S2 - Speech
GFSSOC
5p
24.5%
172
GFSSOC '14 Winter S3 - Hide n Seek
GFSSOC
12p
25.1%
195
GFSSOC '14 Winter S4 - Stalactites
GFSSOC
17p
23.8%
271
GFSSOC '14 Winter S5 - Stardust Snow
GFSSOC
20p
12.2%
71
GFSSOC '15 Fall J1 - CodeFights
GFSSOC
3p
41.1%
456
GFSSOC '15 Fall J2 - Fizz Fuzz
GFSSOC
5p
34.9%
316
GFSSOC '15 Fall J3 - Equation Solver
GFSSOC
5p
57.5%
413
GFSSOC '15 Fall J4 - Marathon
GFSSOC
7p
39.7%
872
GFSSOC '15 Fall J5 - Nightmare-a-thon
GFSSOC
10p
31.7%
610
GFSSOC '15 Fall S1 - T-Shirts
GFSSOC
5p
24.6%
92
GFSSOC '15 Fall S2 - Hearth
GFSSOC
5p
42.0%
364
GFSSOC '15 Fall S3 - System(0);
GFSSOC
10p
22.6%
95
GFSSOC '15 Fall S4 - Mostly Talking
GFSSOC
15p
15.3%
413
GFSSOC '15 Fall S5 - Raider
GFSSOC
17p
14.1%
147
GFSSOC '15 Winter J1 - Festive Fardin
GFSSOC
3
32.9%
412
GFSSOC '15 Winter J2 - Purchasing Presents
GFSSOC
3p
12.5%
255
GFSSOC '15 Winter J3 - Christmas Presents
GFSSOC
5p
20.3%
72
GFSSOC '15 Winter J4 - Christmas Music
GFSSOC
5p
16.5%
34
GFSSOC '15 Winter J5 - Secret Santa
GFSSOC
7p
58.8%
177
GFSSOC '15 Winter S1 - OR-deal
GFSSOC
5p
31.9%
387
GFSSOC '15 Winter S2 - Soko-Boop
GFSSOC
12p
22.8%
67
GFSSOC '15 Winter S3 - PalinDrone
GFSSOC
7p
19.7%
219
GFSSOC '15 Winter S4 - Starry Nights
GFSSOC
12p
22.6%
125
GFSSOC '15 Winter S5 - ORBOT
GFSSOC
15p
17.7%
23
GFSSOC '15 Fall Practice P1 - Bruno and Trig
GFSSOC
3p
38.8%
494
GFSSOC '15 Fall Practice P2 - Bruno and Tennis
GFSSOC
5p
30.1%
110
GFSSOC '15 Fall Practice P3 - Bruno and Beads
GFSSOC
5p
45.7%
140
GFSSOC '15 Fall Practice P4 - Bruno and Fibonacci
GFSSOC
5p
23.7%
244
GFSSOC '15 Fall Practice P5 - Bruno and Pumpkins
GFSSOC
7p
26.6%
184
Guitar Hero
Uncategorized
25p
1.5%
1
«
1
2
...
58
59
60
61
62
63
...
103
104
»