list of classical problems

ID NAME CODE USERS ACC %
9494    Just Add It ZSUM 6287 47.81
9503    Working in Beijing WORKB 641 49.17
9504    Paint on a Wall PAINTWAL 23 40.59
9505    Distinct Subtrees DSUBTREE 17 20.24
9506    Jimmy´s Travel Plan DIST2 17 39.69
9507    Mario and Mushrooms MARIO2 340 56.76
9508    Magic Bitwise AND Operation AND 103 12.59
9509    Shortest Path on a Cylinder CYLINDES 11 28.78
9510    Ads Proposal ADSPROP 65 25.17
9511    24-Puzzle PUZZLE24 23 23.14
9512    Bombing BOMB2 83 22.69
9513    Game TETRISGM 17 28.81
9515    Dwarven Sniper´s Hunting HUNT1 10 56.00
9516    XOR Equations XOREQ 14 18.07
9517    Unlock the Cellphone UNLOCK 11 26.88
9518    The Time of Day LCM 37 24.49
9519    Distinct Submatrices DSUBMTR 23 20.74
9520    Tanks TANKS 14 12.41
9525    Cipher CIPHERJ 100 21.21
9527    Department DEPARTJ 7 5.15
9528    Johns Trip JTRIP 15 29.03
9529    Maya Calendar MAYCA 216 30.05
9532    Transportation TRANSJ 17 24.05
9534    Turn on the lights JZPLIT 67 32.81
9535    Turn on the lights 2 JZPLIT2 23 37.08
9543    Dynamic Congruence Equation System DCES 10 68.38
9547    Counting d-pairs DPAIR 135 30.74
9569    Sum of Pairwise Products PAIRSUM 827 31.37
9570    Counting binary strings STRCOUNT 338 53.04
9576    Dynamic Graph Connectivity DYNACON2 300 37.49
9577    Dynamic Tree Connectivity DYNACON1 581 28.01
9587    The Prime conjecture PRIMEZUK 570 34.37
9636    A Canvas Building ACANVAS 66 19.12
9637    Black and White BANDW 2168 54.08
9638    Circuits CIRCUITS 23 8.41
9640    Equilibrium EQUI 250 28.25
9641    Factory of Bridges FBRIDGES 63 25.81
9642    Getting There Fast GETFAST 14 14.49
9643    He is Lazy HEISLAZY 153 41.43
9644    Imperialism IMPER 172 30.50
9645    Joy of CompuTenis JOCTENIS 6 17.65
9650    Mega Inversions TRIPINV 603 42.95
9652    Robots on a grid ROBOTGRI 855 19.49
9655    Elevator Trouble ELEVTRBL 4208 32.26
9685    Zombie’s Treasure Chest ZTC 77 13.30
9686    Yummy Triangular Pizza YUMMY 473 65.79
9687    Xavier is Learning to Count XC 34 19.01
9689    Very Boring Homework VBWORK 15 33.33
9690    Universal Question Answering System UQAS 24 25.14
9691    Triangles and Quadrangle TQ 14 12.32
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