Problems

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Problem Name Code Points Users AC Rate Date Added
BOI09 - Minesweeper boi09p1 20 30 41.89% 2009-05-10
BOI09 - Boxen boi09p2 20 30 40.43% 2009-05-10
BOI09 - Frogs boi09p4 20p 33 19.20% 2009-05-10
BOI09 - Special Sequence boi09p5 30p 7 26.09% 2009-05-11
BOI09 - Diamonds boi09p6 20 21 19.39% 2009-05-10
Hard Question hardquestion 3 50 37.70% 2009-01-16
BOI09 - Monument monument 20p 4 22.58% 2010-07-09
BOI09 - Rectangle rect1 20p 18 11.26% 2010-07-03
ACSL Blokus (Senior) acslbloksr 10p 2 7.02% 2009-03-16
ACSL Bridge (Senior) acslbridgesr 10p 13 3.91% 2008-12-28
ACSL Pinochle (Senior) acslpinsr 10p 2 2.34% 2009-02-19
ACSL Reversi (Senior) acslrevsr 10p 6 10.45% 2009-04-18
APIO08 #2 - Roads apio08p2 20 25 23.04% 2009-05-05
APIO09 #3 - ATM apio09p3 20p 39 13.72% 2009-07-22
NEERC10 A - Alignment of Code neerc10a 7 11 21.21% 2011-07-26
NEERC10 B - Binary Operation neerc10b 20p 1 7.69% 2011-07-26
NEERC10 C - Cactus Revolution neerc10c 30p 1 25.00% 2011-08-18
NEERC10 D - Dome of Circus neerc10d 15p 2 14.29% 2011-07-26
NEERC10 E - Evacuation Plan neerc10e 15p 4 15.63% 2011-07-26
NEERC10 F - Factorial Simplification neerc10f 15p 2 28.57% 2011-07-26
NEERC10 H - Hands of Poker neerc10h 15p 2 50.00% 2011-08-19
NEERC10 I - Ideal Path neerc10i 15p 10 8.57% 2011-07-26
Sales sales 30p 16 22.25% 2010-06-26
Segment Tree Test segtree 10 100 36.49% 2010-06-14
Sudoku Challenge sudoku 12p 21 10.83% 2009-07-07
T-800's Escape t800 10p 28 25.00% 2010-02-19
Strange Billboard cerc07b 10p 23 41.73% 2010-02-19
StarMath dt16l1p1 3 22 25.58% 2016-10-13
FaxPrimes dt16l1p2 5 20 54.76% 2016-10-13
Faxen Words dt16l1p3 5 8 18.00% 2016-10-13
Polan cannot into space dt16l2p1 3 19 29.23% 2016-10-13
Gibe clays dt16l2p2 3 13 26.92% 2016-10-13
Remove Cancer dt16l2p3 3 21 50.79% 2016-10-13
BlueBook - Cost p108ex7 3 257 15.45% 2008-10-21
BlueBook - Pay p108ex9 4 146 17.69% 2008-10-26
BlueBook - Max is Last P118EX5 3 195 27.51% 2008-10-19
BlueBook - World Pop p124ex4 3 194 25.99% 2008-10-22
BlueBook - Power Base p124ex5 3 218 29.55% 2008-10-22
BlueBook - Powers of 2 p129ex3 3 265 29.11% 2008-10-22
BlueBook - Find the Character p129ex5 3 229 33.42% 2008-10-22
BlueBook - Pop Explosion p154ex6 3 180 51.84% 2008-10-22
BlueBook - Digits and Sums p154ex7 3 171 51.24% 2008-10-26
BlueBook - Exact Divisors p154ex8 3 401 65.49% 2008-10-26
BlueBook - 10 Primes on a Line p156ex13 5 175 25.48% 2008-10-27
BlueBook - Bills Bills Bills p156ex14 7 93 14.47% 2008-10-27
BlueBook - Payment p171ex7 3 165 55.25% 2008-10-26
BlueBook - Mode p172ex8 4 117 24.29% 2008-10-23
BlueBook - Magic Square p175ex5 4 84 33.57% 2008-10-23
BlueBook - Triangle p183ex6 3 104 34.41% 2008-10-25
BlueBook - Sieve p183ex7 4 183 64.81% 2008-10-30