Problems

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Problem Name Code Points Users AC Rate Date Added
WC95 - Round Numbers wc95p2 15p 23 5.63% 2008-09-29
WC95 - Smallest Latin Square wc95p3 10 37 37.31% 2008-09-29
WC95 - Factorial Power wc95p5 5 69 24.44% 2008-09-29
WC95 - Coded Message wc95p1 7 45 9.68% 2008-09-29
WC95 - Wildcard wc95p4 10 21 36.49% 2008-09-29
WC96 - Fishes in a Tank wc96p1 5 29 34.31% 2008-09-29
WC96 - Row and Column wc96p2 7 26 11.92% 2008-09-29
WC96 - Hidden Geography wc96p3 5 92 29.25% 2008-09-29
WC96 - Plentiful Paths wc96p5 10 142 34.58% 2008-09-30
WC96 - Bases Multiplication wc96p6 5 87 35.35% 2008-09-29
WC97 - Searching Quickly wc97p1 10 9 22.50% 2008-09-28
WC97 - Encoding Grid wc97p5 20 1 6.25% 2008-09-28
WC97 - Power of Cryptography wc97p2 20 12 13.83% 2008-09-28
WC97 - Stacks of Flapjacks wc97p3 15p 2 8.57% 2008-09-28
WC97 - Typing wc97p4 5 185 28.36% 2008-09-28
WC98 - Optical Recognition wc98p1 10 3 60.00% 2008-09-29
WC98 - The Hutts Strike Back wc98p2 10 5 46.67% 2008-09-29
WC98 - GATTACA wc98p4 20p 6 11.43% 2008-09-29
WC98 - Y2K wc98p5 10 25 33.98% 2008-09-29
WC98 - Return of the Plachta wc98p6 10 115 21.59% 2008-09-29
WC98 - Do or Do Not wc98p3 10 16 38.10% 2008-09-29
WC99 - The Matrix wc99p1 5 28 34.23% 2008-09-29
WC99 - Mission Impossible wc99p2 10 49 18.90% 2008-09-29
WC99 - The Godfather wc99p3 10 23 31.73% 2008-09-29
WC99 - Goldfinger wc99p4 10 69 30.49% 2008-09-29
WC99 - Good Will Hunting wc99p5 10 72 17.87% 2008-09-29
WC99 - Fight Club wc99p6 10 26 26.42% 2008-09-29
WC99 - The Rock wc99p7 15 26 26.40% 2008-09-28
WC99 - S - World wc99Sp1 25p 23 15.79% 2008-10-07
WC99 - S - Message wc99Sp3 25 5 75.00% 2008-09-29
WC99 - S - Good Ethan Hunt wc99Sp4 25 11 15.57% 2008-09-30
WC99 - S - Star Wars wc99Sp5 25 11 42.86% 2008-10-01
WC99 - S - Wedding Juicer wc99Sp6 25 30 16.33% 2008-09-28
WC99 - S - Good Hunting Will wc99Sp2 20p 1 0.45% 2008-10-19
WC01 - The Rock wc01p1 7 12 89.47% 2008-11-23
WC01 - The Island Of Dr. Strangelove wc01p2 10 4 31.58% 2008-11-23
WC01 - Back to the Future wc01p3 5 92 61.64% 2008-11-23
WC01 - Cool Runnings wc01p4 10 15 25.71% 2008-11-23
WC01 - The Man With The Golden Eye wc01p5 10 12 14.29% 2008-11-23
WC01 - Mission Impossible 3 wc01p6 10p 56 9.22% 2008-11-23
WC01 - The Sixth Sense wc01p7 15 3 14.81% 2008-11-25
WC01 - Time to Get Medieval wc01p8 10 27 34.69% 2008-11-23
WC01 - The Thirteenth Floor wc01p9 20 4 19.05% 2008-11-23
WC01 - S - Survivor wc01Sp1 10 10 15.38% 2008-12-05
WC01 - S - Temptation Island wc01Sp2 10 19 30.69% 2008-12-05
WC01 - S - Big Brother wc01Sp4 20 4 6.58% 2008-12-05
WC01 - S - The Mole wc01Sp5 20p 7 36.00% 2008-12-05
WC01 - S - Blind Date wc01Sp6 20p 6 20.00% 2008-12-05
WC01 - S - Regis wc01Sp3 7 24 21.97% 2008-12-05
WC02 - A Planning Session wc02p1 5 46 15.34% 2008-09-30
WC02 - The Final Battle wc02p10 10 12 21.48% 2008-09-30
WC02 - Cow-bot wc02p2 10 40 21.22% 2008-09-30
WC02 - It's Party Time wc02p4 5 66 25.00% 2008-09-30
WC02 - Intercepted Cowmmunication wc02p5 5 44 35.00% 2008-09-30
WC02 - Obstacles Galore wc02p6 10 10 14.29% 2008-09-30
WC02 - Old Macdonald's Farm wc02p7 10 27 28.80% 2008-09-30
WC02 - S - Dark Lord wc02Sp1 25 15 12.50% 2008-10-05
WC02 - S - Klingon Roulette wc02Sp2 25 5 15.00% 2008-10-09
WC02 - S - Evil Tasks wc02Sp3 25 2 33.33% 2008-10-09
WC02 - The Big Book of Recipes wc02p3 10 3 4.23% 2008-09-30
WC02 - Deploying Troops wc02p8 10 36 27.65% 2008-09-30
WC02 - A Nerd's Preparation wc02p9 20p 2 1.39% 2008-10-01
WC02 - S - The Spell of Lord Ruru wc02Sp4 25 4 18.92% 2008-10-05
WC02 - S - The Mines of Moria wc02Sp5 25 1 5.26% 2008-10-10
Strategy Meeting wc07p3 10p 39 13.52% 2010-08-26
BitStrings wc07p5 10p 22 29.06% 2010-08-25
Drain Game wc07p4 15p 8 11.40% 2010-08-31
WC15 #1 - Do You Know Your Woburn Colours? wc151j1 3 250 38.37% 2015-10-17
WC15 #1 - Grouping Recruits wc151j2 5 108 29.52% 2015-10-17
WC15 #1 - Jazz Concert wc151j3 5 137 44.64% 2015-10-17
WC15 #1 - Trip Budgeting wc151j4 10 28 8.44% 2015-10-17
WC15 #1 - Woburn Workload wc151s1 7 98 40.57% 2015-10-17
WC15 #1 - Wildcat Wildcards wc151s2 10p 38 8.15% 2015-10-17
WC15 #1 - Contest Sites wc151s3 17p 28 7.05% 2015-10-17
WC15 #1 - Chocolate Milk wc151s4 20p 25 26.62% 2015-10-17
WC15 #2 - A New Hope wc152j1 3 183 48.90% 2015-12-12
WC15 #2 - The Empire Strikes Back wc152j2 5 134 67.79% 2015-12-12
WC15 #2 - Return of the Jedi wc152j3 5 50 20.55% 2015-12-12
WC15 #2 - The Force Awakens (Junior) wc152j4 15p 8 1.82% 2015-12-12
WC15 #2 - The Phantom Menace wc152s1 7 78 42.52% 2015-12-12
WC15 #2 - Attack of the Clones wc152s2 12p 18 7.81% 2015-12-12
WC15 #2 - Revenge of the Sith wc152s3 15p 22 11.68% 2015-12-12
WC15 #2 - The Force Awakens (Senior) wc152s4 30p 8 7.30% 2015-12-12
WC15 #3 - Battle Predictions wc153j1 3 115 41.52% 2016-02-13
WC15 #3 - Electroshock Therapy wc153j2 5 59 52.54% 2016-02-13
WC15 #3 - Red Sun Simulator wc153j3 10p 21 7.62% 2016-02-13
WC15 #3 - LexCorp Infiltration wc153j4 15p 12 10.98% 2016-02-13
WC15 #3 - Energy Absorption wc153s1 7p 28 11.55% 2016-02-13
WC15 #3 - Detective Work wc153s2 10 30 31.58% 2016-02-13
WC15 #3 - Rescue Mission wc153s3 15p 13 16.16% 2016-02-13
WC15 #3 - Lex Luthor's Landmines wc153s4 30p 7 4.12% 2016-02-13
WC15 #4 - Telling Time wc154j1 3 84 53.85% 2016-04-08
WC15 #4 - Mission Briefing wc154j2 7 67 40.22% 2016-04-08
WC15 #4 - Target Practice wc154j4 12p 25 21.05% 2016-04-08
WC15 #4 - Shootout wc154s1 7p 35 27.04% 2016-04-08
WC15 #4 - World Tour wc154s2 12p 26 33.71% 2016-04-08
WC15 #4 - Coded Paper wc154s3 17p 16 17.35% 2016-04-08
WC15 #4 - Stakeout wc154s4 20p 15 13.38% 2016-04-08
WC15 Finals - Vertical Posting wc15fj1 3 83 40.99% 2016-05-07
WC15 Finals - The Oxford Comma wc15fj2 5 21 12.00% 2016-05-07
WC15 Finals - Fuzzbiz wc15fs1 7p 15 20.69% 2016-05-07
WC15 Finals - Hydration wc15fs2 10p 17 22.45% 2016-05-07
WC15 Finals - Driving Range wc15fs3 15p 8 12.12% 2016-05-07
WC15 Finals - Server Hacking wc15fs4 20p 16 11.51% 2016-05-07
WC15 Finals - Supply Chain wc15fs5 30p 2 10.26% 2016-05-07
WC16 #1 - A Spooky Season wc161j1 3 157 57.10% 2016-10-16
WC16 #1 - Frankenstein's Monster wc161j2 5 49 7.45% 2016-10-16
WC16 #1 - Hide and Seek wc161s1 10p 26 9.23% 2016-10-16
WC16 #1 - Alucard's Quest wc161s2 10p 31 22.07% 2016-10-16
WC16 #1 - Tricky's Treats wc161s3 12p 20 22.52% 2016-10-16
WC16 #1 - TP wc161s4 12p 21 36.46% 2016-10-16
WC16 #2 - The Perfect Mate wc162j1 5 48 31.52% 2016-12-11
WC16 #2 - EHC wc162j2 7p 14 7.45% 2016-12-11
WC16 #2 - Most Illogical wc162s1 10p 37 41.05% 2016-12-11
WC16 #2 - Away Mission wc162s2 12p 21 18.97% 2016-12-11
WC16 #2 - Turbolift Testing wc162s3 15p 15 12.90% 2016-12-11
WC16 #2 - Diplomacy wc162s4 17p 9 12.22% 2016-12-11
WC16 #3 - The Elite N wc163j1 7p 19 15.44% 2017-02-19
WC16 #4 - Anyone Can Be Anything wc164j1 5p 32 65.31% 2017-04-09
WC16 Finals - Fencing wc16fj1 5p 22 61.11% 2017-05-07
WC16 #3 - Pokéwarehouses wc163j2 7p 5 5.10% 2017-02-19
WC16 #4 - You're Dead! wc164j2 7p 21 25.00% 2017-04-09
WC16 Finals - Enigmoo wc16fj2 5p 10 19.70% 2017-05-07
WC16 #3 - Cutting Edge wc163s1 7p 19 7.78% 2017-02-19
WC16 #4 - Parking Duty wc164s1 10p 16 18.89% 2017-04-09
WC16 Finals - Cow-Bot Construction wc16fs1 7p 17 34.55% 2017-05-07
WC16 #3 - Training Regimen wc163s2 12p 21 14.86% 2017-02-19
WC16 #4 - Pawpsicles wc164s2 12p 14 28.30% 2017-04-09
WC16 Finals - Rational Recipes wc16fs2 10p 15 21.35% 2017-05-07
WC16 #3 - Puzzle Rooms wc163s3 15p 3 3.45% 2017-02-19
WC16 #4 - Night Howlers wc164s3 14p 11 21.54% 2017-04-09
WC16 Finals - Privacy wc16fs3 12p 19 37.70% 2017-05-07
WC16 #3 - Replay Value wc163s4 15p 17 18.75% 2017-02-19
WC16 #4 - Hopps and Wilde on the Case wc164s4 15p 14 11.76% 2017-04-09
WC16 Finals - Bug Infestation wc16fs4 20p 8 12.00% 2017-05-07
WC16 Finals - Bovine Grenadiers wc16fs5 20p 3 8.14% 2017-05-07
WC17 #1 - Canadian Accent wc171j1 3 94 69.44% 2018-01-26
WC17 #1 - How's the Weather? wc171j2 3 87 58.23% 2018-01-26
WC17 #1 - Stanley wc171j3 5 78 49.08% 2018-01-26
WC17 #1 - Canuck Detection wc171j4 5p 47 36.55% 2018-01-26
WC17 #1 - On the Rocks wc171s1 7p 48 28.65% 2018-01-26
WC17 #1 - Ride the Rocket wc171s2 10p 21 30.00% 2018-01-26
WC17 #1 - Crosscountry Canada wc171s3 12p 18 28.36% 2018-01-26
WC17 #1 - Change wc171s4 15p 4 4.35% 2018-01-26