World Finals 2017 will be held 20-25 May in Rapid City, SD, USA
November 11th, 2017 | Categories: 2017 Regionals

Here are the statements of the SER 2017 Problems D1.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
Ducks in a Row

Submissions: 13
Solutions: 3
ducks_data ducks_solutions
Exciting Finish!

Submissions: 6
Solutions: 0
exciting_data exciting_solutions
Flipping Out

Submissions: 8
Solutions: 1
flipping_data flipping_solutions
Jumping Haybales

Submissions: 173
Solutions: 11
haybales_data haybales_solutions
Long Long Strings

Submissions: 25
Solutions: 3
longlong_data longlong_solutions
Move Away

Submissions: 8
Solutions: 3
moveaway_data moveaway_solutions
Rainbow Roads

Submissions: 35
Solutions: 9
rainbow_data rainbow_solutions
Security Badges

Submissions: 30
Solutions: 5
security_data security_solutions
Star Arrangements

Submissions: 55
Solutions: 42
stars_data stars_solutions
Treasure Map

Submissions: 66
Solutions: 17
treasure_data treasure_solutions
Unsatisfying

Submissions: 14
Solutions: 2
unsatisfying_data unsatisfying_solutions
November 11th, 2017 | Categories: 2017 Regionals, Problems and Problem Sets

Here are the statements of the SER 2017 Problems D2.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
Congruent Numbers

Submissions: 187
Solutions: 55
congruent_data congruent_solutions
Unloaded Die

Submissions: 40
Solutions: 18
die_data die_solutions
Halfway

Submissions: 155
Solutions: 11
halfway_data halfway_solutions
Law 11

Submissions: 144
Solutions: 27
law11_data law11_solutions
Long Long Strings

Submissions: 6
Solutions: 0
longlong_data longlong_solutions
Move Away

Submissions: 0
Solutions: 0
moveaway_data moveaway_solutions
Purple Rain

Submissions: 42
Solutions: 2
purple_data purple_solutions
Rainbow Road

Submissions: 8
Solutions: 0
rainbow_data rainbow_solutions
Arithmetic Sequences

Submissions: 97
Solutions: 55
sequences_data sequences_solutions
Star Arrangements

Submissions: 32
Solutions: 25
stars_data stars_solutions
Treasure Map

Submissions: 9
Solutions: 1
treasure_data treasure_solutions
April 16th, 2017 | Categories: 2017 NAIPC

 

Here are the statements of the 2017 NAIPC Problems.

And, here is the data and judges’ reference solutions. There were three divisions, Invitational (Inv), and two Open (Opn USA/World). Also, the next day, the Russian Open Cup (Cup) series of contests used this problem set for their Grand Prix of America.

You can check out the results of the NAIPC and Open Cup contests.

Problem Judge Data Solutions
A: Pieces of Parentheses

Inv Opn Cup
Submissions: 184 284/90 242
Solutions: 28 39/22 84
piecesofparentheses
ParenthesisKnapsack_evan.java
ParenthesisKnapsack_lewin.java
apiece_vanb.java
B: Stars in a Can

Inv Opn Cup
Submissions: 19 21/10 65
Solutions: 7 6/1 11
starsinacan
stars_deon.cpp
stars_font.java
stars_tgr.cpp
StarsInACan_lewin.java
C: Stretching Streamers

Inv Opn Cup
Submissions: 47 47/27 147
Solutions: 19 23/12 68
stretchingstreamers
class_author.cpp
CompatibleTrees_lewin.java
D: Heaps from Trees

Inv Opn Cup
Submissions: 20 21/14 99
Solutions: 4 3/2 40
heapstrees
heaps_and_trees_lewin.cpp
HeapsAndTrees_evan.java
E: Blazing New Trails

Inv Opn Cup
Submissions: 37 68/30 158
Solutions: 3 4/1 25
blazingnewtrails
hiking_tgr.cpp
MinimumSpanningTree_lewin.java
F: Incremental Double Free Strings

Inv Opn Cup
Submissions: 4 8/4 9
Solutions: 1 1/1 6
idf
idfs_lewin.py
idfs_tgr.cpp
G: Apple Market

Inv Opn Cup
Submissions: 18 73/22 104
Solutions: 3 4/4 39
applemarket
market_andy.cpp
MaximumFlow_lewin.java
H: Maximum Color Clique

Inv Opn Cup
Submissions: 5 20/6 41
Solutions: 3 5/1 30
maxcolorclique
MaximumClique_evan.java
MaximumClique_lewin.java
I: Ski Resort

Inv Opn Cup
Submissions: 2 0/0 4
Solutions: 0 0/0 1
skiresort
lodge_font.java
SkiLodge_evan.java
J: Stones of Yin and Yang

Inv Opn Cup
Submissions: 50 160/45 101
Solutions: 46 105/40 90
yinyangstones
YingYang_tgr.cpp
yinyang_vanb.java
YinYangStones_lewin.py
K: Unbalanced Parentheses

Inv Opn Cup
Submissions: 3 0/0 55
Solutions: 2 0/0 17
unbalancedparentheses
unbalanced_vanb.java
unb_tgr.cpp
unb_tgr_port.java
unbalancing_font2.java
November 5th, 2016 | Categories: 2016 Regionals

Here are the statements of the SER 2016 Problems D2.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
Barbells

Submissions: 11
Solutions: 4
barbells
Buggy Robot

Submissions: 3
Solutions: 0
buggy
As Easy As C-A-B

Submissions: 7
Solutions: 0
cab
Gravity

Submissions: 100
Solutions: 59
gravity
Histogram

Submissions: 77
Solutions: 70
histogram
Islands

Submissions: 25
Solutions: 11
islands
Project Panoptes

Submissions: 51
Solutions: 4
panoptes
Periodic Strings

Submissions: 123
Solutions: 33
periodic
Mismatched Socks

Submissions: 131
Solutions: 2
socks
It Takes Three

Submissions: 116
Solutions: 13
threesq
Zigzag

Submissions: 55
Solutions: 6
zigzag
November 5th, 2016 | Categories: 2016 Regionals, 2016 Regionals

Here are the statements of the SER 2016 Problems D1.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
Alphabet

Submissions: 44
Solutions: 32
alphabet
Base Sums

Submissions: 23
Solutions: 0
basesums
Buggy Robot

Submissions: 20
Solutions: 8
buggy
Enclosure

Submissions: 28
Solutions: 0
enclosure
Illumination

Submissions: 17
Solutions: 6
illumination
InTents

Submissions: 4
Solutions: 1
intents
Islands

Submissions: 49
Solutions: 38
islands
Paint

Submissions: 55
Solutions: 14
paint
Periodic Strings

Submissions: 67
Solutions: 40
periodic
Water

Submissions: 24
Solutions: 10
water
Zigzag

Submissions: 80
Solutions: 31
zigzag
September 19th, 2016 | Categories: Judging at the Contest

Here’s a video that introduces the ACM International Collegiate Programming Contest (ICPC), and in particular, the Southeast USA Region.

You can download it as a 2G mp4 file (If your browser plays it automatically, then right-click the link and “Save Link As…”)

Or, you can stream it from FIT

You’ll want to watch in full-screen mode. There’s a screen capture segment in the middle that you won’t be able to read otherwise.

April 16th, 2016 | Categories: 2016 NAIPC

Here are the statements of the 2016 NAIPC.

And, here is the data and judges’ reference solutions (Submissions/Solutions are for Invitational Division only):

Problem Judge Data Solutions
Fancy Antiques

Submissions: 25
Solutions: 2
antiques antiques_deon2.cc
FancyAntiques_lewin.java
antiques_deon.cc
Alternate Bracket Notation

Submissions: 34
Solutions: 15
bracketnotation abs_font.java
bracketnotation_vanb.java
Greetings!

Submissions: 65
Solutions: 18
greetings greetings_font.java
greetings_hcheng.cc
greetingsWA_font.java
Greetings.java
Programming Team

Submissions: 30
Solutions: 8
programmingteam HiringEmployees_lewin.java
programmingteam_hcheng.cc
K-Inversions

Submissions: 45
Solutions: 14
kinversions kinversions_hcheng.cc
KInversions.java
Mountain Scenes

Submissions: 82
Solutions:
scenes scenes_font.java
scenes_vanb.java
mountain_hcheng.cc
Symmetry

Submissions: 44
Solutions: 11
symmetry symmetry_hcheng_hash.cc
symmetry_hcheng_slow.cc
symmetry_vanb.java
symm_tgr.cpp
symm_tgr.java
Jewel Thief

Submissions: 18
Solutions: 3
thief thief_font.java
Note: the following solutions are too slow, and were only used to verify the data
thiefslow_font.java
thiefslowish_font.java
JewelTheif.java
Tourists

Submissions: 58
Solutions: 28
tourists tourists_font.java
tourists_hcheng.cc
tourists_vanb.java
tourists.java
Whiteboard

Submissions: 19
Solutions: 4
whiteboard whiteboard_vanb.java
whiteboard_font.java
YATP

Submissions: 16
Solutions: 1
yatp YetAnotherTreeProblem_min.java
yatp_font.java
January 23rd, 2016 | Categories: 2015 Regionals, Problems and Problem Sets
November 14th, 2015 | Categories: 2015 Regionals

Here are the statements of the SER 2015 Problems D1.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
Airports

Submissions: 30
Solutions: 2
airports
 airports_vanb.java
Checkers

Submissions: 73
Solutions: 4
checkers
 checkers_vanb.java
Coverage

Submissions: 9
Solutions: 2
coverage
coverage_vanb.java
Gears

Submissions: 28
Solutions: 23
gears
gears_vanb.java
Grid

Submissions: 74
Solutions: 33
grid
 grid_vanb.java
Hilbert Sort

Submissions: 19
Solutions: 7
hilbert
 hilbert_vanb.java
The Magical 3

Submissions: 152
Solutions: 21
magical3
 magical3_vanb.java
Racing Gems

Submissions: 16
Solutions: 4
racinggems
racinggems_vanb.java
Simplicity

Submissions: 73
Solutions: 42
simplicity
 simplicity_vanb.java
Weightlifting

Submissions: 8
Solutions: 1
weightlifting
 weightlifting_vanb.java
November 14th, 2015 | Categories: 2015 Regionals

Here are the statements of the SER 2015 Problems D2.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
Blur

Submissions: 28
Solutions: 5
blur
blur_vanb.java
A Classy Problem

Submissions: 36
Solutions: 12
classy
classy_vanb.java
Egg Drop

Submissions: 112
Solutions: 34
eggdrop
eggdrop_vanb.java
Excellence

Submissions: 75
Solutions: 30
excellence
excellence_vanb.java
Grid

Submissions: 15
Solutions: 2
grid
grid_vanb.java
Hilbert Sort

Submissions: 0
Solutions: 0
hilbert
hilbert_vanb.java
The Magical 3

Submissions: 101
Solutions: 2
magical3
magical3_vanb.java
Persistence

Submissions: 59
Solutions: 53
persistence
persistence_vanb.java
Simplicity

Submissions: 140
Solutions: 39
simplicity
simplicity_vanb.java
Triangles

Submissions: 59
Solutions: 35
triangles
triangle_vanb.java
Xedni Drawkcab

Submissions: 81
Solutions: 51
xedni
xedni_vanb.java
April 7th, 2015 | Categories: 2015 NAIPC

Here are the statements of the 2015 NAIPC Problems.

And, here is the data and judges’ reference solutions. There were two divisions, Invitational (Inv), and Open (Opn). Also, the next day, the Russian Open Cup (Cup) series of contests used this problem set for their Grand Prix of America.

 

You can check out the results of the NAIPC and Open Cup contests.

Problem Judge Data Solutions
A: Area of Effect

Inv Opn Cup
Submissions: 11 12 27
Solutions: 1 0 0
areaofeffect
aoe_font.java
aoe_lewin_2.java
B: Canyon Mapping

Inv Opn Cup
Submissions: 1 1 53
Solutions: 0 0 2
canyon
canyon_font.java
canyon_lewin1.java
C: Magic Checkerboard

Inv Opn Cup
Submissions: 165 183 212
Solutions: 23 20 54
checkerboard
checkerboard_font.java
checkerboard_vanb.java
D: Extensive Or

Inv Opn Cup
Submissions: 10 7 34
Solutions: 5 5 25
extensiveor
xor_lewin.java
Xor_rokicki.java
E: Primal Partitions

Inv Opn Cup
Submissions: 108 87 110
Solutions: 25 17 58
primal
primal_fast_vanb.java
primal_font.java
primal_lewin.java
primal_vanb.java
F: Sand Art

Inv Opn Cup
Submissions: 65 40 140
Solutions: 10 6 11
sandart
sandart_font.java
sandart_lewin_flow.java
G: String Stretching

Inv Opn Cup
Submissions: 55 98 135
Solutions: 4 5 25
stretching
string_font.java
string_lewin.java
string_lewin_memo.java
H: Vending Machine

Inv Opn Cup
Submissions: 93 89 141
Solutions: 15 9 38
vending
vending_font.java
VendingMachine.java
I: Rainbow Zamboni

Inv Opn Cup
Submissions: 50 66 52
Solutions: 10 8 20
zamboni
zamboni_darko.java
zamboni_font.java
J: Zig Zag Nametag

Inv Opn Cup
Submissions: 84 165 90
Solutions: 44 58 62
zigzag
zigzag_vanb.java
zigzagnametag_font.java
November 15th, 2014 | Categories: 2014 Regionals

Here are the statements of the SER 2014 D1 Problems.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
A: Alchemy

Submissions: 1
Solutions: 0
alchemy
alchemy_vanb.java
Alchemy.java
AlchemyAN.java
AlchemyTR.cpp
B: Stained Carpet

Submissions: 62
Solutions: 4
carpet
carpet_vanb.java
StainedCarpet_constant1_artur.java
C: Containment

Submissions: 36
Solutions: 4
containment
containment_vanb.java
Containment_artur.java
Containment.java
D: Gold Leaf

Submissions: 23
Solutions: 4
goldleaf
goldleaf_vanb.java
GoldLeaf_artur.java
E: Hill Number

Submissions: 74
Solutions: 12
hillnumbers
hillnumbers_vanb.java
HILL_NUM.py
 Note: HILL.NUM.py is actually a .txt file. You will need to rename it.
F: Knights

Submissions: 13
Solutions: 4
knights
knights_vanb.java
Knights_artur.java

Note: The second program runs too long and was only used to verify the data.

G: Word Ladder

Submissions: 77
Solutions: 12
ladder
ladder_vanb.java
WL.cpp
H: Shuffles

Submissions: 32
Solutions: 10
shuffles
shuffles_vanb.java
Shuffles_artur.java
I: Stamp Stamp

Submissions: 7
Solutions: 0
stampstamp
stampstamp_vanb.java
StampStamp.java
StampStampN3.java
November 15th, 2014 | Categories: 2014 Regionals

Here are the statements of the SER 2014 D2 Problems.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
A: Stained Carpet

Submissions: 0
Solutions: 0
carpet
carpet_vanb.java
StainedCarpet_constant1_artur.java
B: Gold Leaf

Submissions: 0
Solutions: 0
goldleaf
goldleaf_vanb.java
GoldLeaf_artur.java
C: Hill Number

Submissions: 18
Solutions: 0
hillnumbers
hillnumbers_vanb.java
HILL_NUM.py

Note: HILL_NUM.py is actually a .txt file. You will need to rename it.

D: Knight Moves

Submissions: 15
Solutions: 3
knightmoves
knightmoves_vanb.java
KnightMoves_artur.java
KnightMoves_Dennis.cpp
E: Marble Madness

Submissions: 10
Solutions: 0
marbles
marbles_vanb.java
MarbleMadness.java
MarbleMadness_artur.java
F: Polling

Submissions: 80
Solutions: 34
polling
polling_vanb.java
Polling_artur.java
G: Runes

Submissions: 73
Solutions: 5
runes
runes_vanb.java
Runes_artur.java
H: Shuffles

Submissions: 4
Solutions: 0
shuffles
shuffles_vanb.java
Shuffles_artur.java
I: Top 25

Submissions: 126
Solutions: 5
top25
top25_vanb.java
Top25_artur.java
April 8th, 2014 | Categories: 2014 NAIPC

Here are the statements of the NAIPC 2014 Problems.

And, here is the data and judges’ reference solutions:

Problem Judge Data Solutions
A: Banjo

Submissions: 16
Solutions: 0
banjo.in
banjo.out
banjo_vanb.java
BanjoThreeie_artur.java
B: Cheats

Submissions: 7
Solutions: 1
cheats.in
cheats.out
cheats_vanb.java
cheats_howard.cc
C: Diplomacy

Submissions: 41
Solutions: 11
diplomacy.in
diplomacy.out
diplomacy_vanb.java
Diplomacy_artur.java
D: Fantastic Problem

Submissions: 1
Solutions: 1
fantastic.in
fantastic.out
fantastic_vanb.java
Fantastic-Problem1.cpp
Note: The cpp program runs too slowly, and was only used to verify the data
E: GCDs

Submissions: 36
Solutions: 21
gcd.in
gcd.out
gcd_vanb.java
GCDs_artur.java
GCDs_darko.java
gcds_zheng.cpp
F: Gold Bandits

Submissions: 40
Solutions: 8
gold.in
gold.out
Gold_Calvin.java
GoldBandits_artur.java
G: Integer Estate Agent

Submissions: 64
Solutions: 20
estate.in
estate.out
integerestate_vanb.java
iea-marcf.c
IntegerEstateAgent.java
H: Reconnaissance

Submissions: 26
Solutions: 11
reconnaissance.in
reconnaissance.out
recon_vanb.java
reconnaissance_zheng.cpp
I: Super Mario 169

Submissions: 20
Solutions: 13
mario.in
mario.out
mario_vanb.java
Mario_artur.java
Mario_darko.java
J: Two Knights’ Poem

Submissions: 51
Solutions: 19
twoknights.in
twoknights.out
twoknights_vanb.java
TwoKnights_artur.java
March 30th, 2014 | Categories: 2014 NAIPC

Here’s the judge data for the 2014 NAIPC. It’s password-protected.

data

November 2nd, 2013 | Categories: 2013 Regionals

Here it is – the 2013 Southeast USA Regional Division 1 problem set. You can download the text from here.

Problem Judge Data Solutions
A: Beautiful Mountains

Submissions: 20
Solutions: 1
mountains.judge
mountains.solution
mountains_vanb.java
BeautifulMountains_artur.java
B: Nested Palindromes

Submissions: 27
Solutions: 8
nested.judge
nested.solution
nested_vanb.java
NPAL_Yan.java
Palindrome_Calvin.java
C: Ping!

Submissions: 83
Solutions: 41
ping.judge
ping.solution
ping_vanb.java
Ping_artur.java
PING_Yan.py (See note below)
D: Electric Car Rally

Submissions: 26
Solutions: 6
rally.judge
rally.solution
rally_vanb.java
ElectricRally_artur.java
electricRally_zeil.cpp
E: Skyscrapers

Submissions: 16
Solutions: 6
skyscrapers.judge
skyscrapers.solution
skyscrapers_vanb.java
SKY_Yan.cpp
Skyscrapers_artur.java
F: Star Simulations

Submissions: 82
Solutions: 8
stars.judge
stars.solution
stars_vanb.java
StarSim_artur.java
StarSim_zeil.java
StarSimTree_zeil.cpp
G: Tandem Repeats

Submissions: 24
Solutions: 0
tandem.judge
tandem.solution
TandemRepeat_artur.java
H: Triangles

Submissions: 52
Solutions: 0
triangles.judge
triangles.solution
triangles_vanb.java
Triangles_artur.java
triangles_vanb_slow.java O(n^3), too slow
I: It Takes a Village

Submissions: 4
Solutions: 0
village.judge
village.solution
village_vanb.java
Village_artur.java
J: You Win!

Submissions: 41
Solutions: 11
youwin.judge
youwin.solution
youwin_vanb.java
WU_Yan.cpp
Youwin_artur.java
YouWin_jbrodie.java

Note: For security reasons, the blog won’t upload files with a “.py” extension. The Python programs have extension “.txt”, which will need to be changed to “.py”

November 2nd, 2013 | Categories: 2013 Regionals

Here it is – the 2013 Southeast USA Regional Division 2 problem set. You can download the text from here.

Problem Judge Data Solutions
A: Cut the Cake

Submissions: 5
Solutions: 1
cake.judge
cake.solution
cake_vanb.java
CakeCutting_artur.java
CakeCutting_zeil.java
B: The n Days of Christmas

Submissions: 169
Solutions: 12
christmas.judge
christmas.solution
christmas_vanb.java
Christmas_artur.java
Christmas_Calvin.java
christmas_dennis_cin.cpp
C: Ping!

Submissions: 14
Solutions: 9
ping.judge
ping.solution
ping_vanb.java
Ping_artur.java
PING_Yan.py (See note below)
D: Electric Car Rally

Submissions: 0
Solutions: 0
rally.judge
rally.solution
rally_vanb.java
ElectricRally_artur.java
electricRally_zeil.cpp
E: Count your Cousins

Submissions: 12
Solutions: 5
cousins.judge
cousins.solution
cousins_vanb.java
Cousins_artur.java
F: Decimal Representation

Submissions: 2
Solutions: 1
decimal.judge
decimal.solution
decimal_vanb.java
Decimal_artur.java
decimal_dennis.cpp
G: Politics

Submissions: 46
Solutions: 12
politics.judge
politics.solution
politics_vanb.java
Politics_artur.java
Sort_Calvin.java
Sort_Slow_Calvin.java
H: Perfect Shuffle

Submissions: 69
Solutions: 38
shuffle.judge
shuffle.solution
shuffle_vanb.java
Shuffle_artur.java
Shuffle_Calvin.java
shuffle_dennis.cpp
I: Speed Can Cost You

Submissions: 125
Solutions: 29
speed.judge
speed.solution
speed_vanb.java
Speed_artur.java
Speed_Calvin.java
speed_dennis.cpp
SPEED_Yan.py (See note below)
J: Text Roll

Submissions: 94
Solutions: 31
textroll.judge
textroll.solution
textroll_vanb.java
Text_Roll_dennismv.cpp
TextRoll_artur.java
TextRoll_Calvin.java
textroll_dennis.cpp

Note: For security reasons, the blog won’t upload files with a “.py” extension. The Python programs have extension “.txt”, which will need to be changed to “.py”

May 28th, 2013 | Categories: 2013 UChicago Invitational

Here it is – the 2013 UChicago Invitational problem set. You can download the text from here.

Problem Judge Data Solutions
A: Winter Roads

Submissions: 8
Solutions: 1
bridges.judge
bridges.solution
bridges2_vanb.java
bridges_artur.java
B: Can of Worms

Submissions: 36
Solutions: 5
cans.judge
cans.solution
SolutionOne.java
SolutionTwo.java
solution.txt
C: Automatic Trading

Submissions: 36
Solutions: 18
trading.judge
trading.solution
automatictrading_artur.java
prefix.cpp
D: 3D Printer

Submissions: 11
Solutions: 10
threedprinter.judge
threedprinter.solution
threedprinter_vanb.java
threedprinter_topraj.java
3dprinter.cpp
E: Flooding Fields

Submissions: 42
Solutions: 10
floodingfields.judge
floodingfields.solution
floodingfields_vanb.java
floodingfields_artur.java
F: Goat Ropes

Submissions: 16
Solutions: 5
goatropes.judge
goatropes.solution
goatropes_vanb.java
goat.cpp
G: Job Postings

Submissions: 26
Solutions: 13
jobpostings.judge
jobpostings.solution
jobpostings_vanb.java
jobpostings_artur.java
H: Overlapping Maps

Submissions: 41
Solutions: 21
overlappingmaps.judge
overlappingmaps.solution
overlappingmaps_vanb.java
overlapingmaps_artur.java
maps.cpp
I: Unreal Estate

Submissions: 50
Solutions: 12
realestate.judge
realestate.solution
realestate_vanb.java
realeastate_artur.java
The program from vanb is O(n*n) and runs in contest time.The program from artur is O(n*n*log(n)). It generates correct answers, but runs too long.
J: Satisfaction Guaranteed

Submissions: 7
Solutions: 0
satisfaction.judge
satisfaction.solution
satisfactionguaranteed_vanb.java
sat.cpp
K: Uniform Subtrees

Submissions: 15
Solutions: 4
uniform.judge
uniform.solution
uniformsubtrees_vanb.java
uniformsubtree_topraj_sortedints.java
March 31st, 2013 | Categories: 2013 UChicago Invitational

A Russian contest is going to use this problem set in about a week, so we can’t post the data to the public just yet. I’ll post the usual problem breakdown in about a week, but for now, here’s the problem set & data for the UChicago 2013 Invitational contest. The data is encrypted and password protected, so that only participants can see it.

Problem set: UChicago Invitational 2012 Problem Set

Data: data

November 10th, 2012 | Categories: 2012 Regionals

Here it is – the 2012 Division II problem set. You can download the text from here.

Problem Judge Data Solutions
A: Candy Store

Our Rating: C/D
Submissions: 27
Solutions: 1
candystore.judge
candystore.solution
candystore.java
candy_memo.cpp
CandyStore_jbrodie.hs
B: Collision Detection

Our Rating: C/D
Submissions: 16
Solutions: 0
collisiondetection.judge
collisiondetection.solution
collisiondetection2.java
collision_chinmay.cpp
CollisionDetection_zeil.java
C: Do It Wrong, Get It Right

Our Rating: C/D
Submissions: 15
Solutions: 0
doitwrong.judge
doitwrong.solution
doitwrong.java
DOIT_WRONG.cpp
doitwrong.cpp
D: Dueling Philosophers

Our Rating: A/B
Submissions: 11
Solutions: 1
duelingphilosophers.judge
duelingphilosophers.solution
duelingphilosophers.java
DUEL_PHIL.cpp
DuelingPhilosophers_jbrodie.java
DuelingPhilosophers_zeil_SERpatchedBy_jbrodie.java
E: Paint Me

Our Rating: A/B
Submissions: 90
Solutions: 41
paintme.judge
paintme.solution
paintme.java
paintMe_zeil.cpp
F: Party Games

Our Rating: A/B
Submissions: 93
Solutions: 1
partygames.judge
partygames.solution
partygames.java
PARTY.py
partyGames_zeil.cpp
G: Reverse Nonogram

Our Rating: A/B
Submissions: 58
Solutions: 28
reversenonogram.judge
reversenonogram.solution
reversenonogram.java
REV_NONO.cpp
H:Tsunami

Our Rating: C/D
Submissions: 27
Solutions: 0
tsunami.judge
tsunami.solution
tsunami.java
tsunami.cpp
Tsunami_zeil.java
I: Unhappy Numbers

Our Rating: C/D
Submissions: 44
Solutions: 0
unhappy.judge
unhappy.solution
unhappy.java
unhappy.cpp
UNHAPPY.py
J: Walls

Our Rating: C/D
Submissions: 0
Solutions: 0
walls.judge
walls.solution
walls.java
WALLS.cpp