Frankfurt UAS, KMITL, VGU & SPbGUT - Combinatorics & Number Theory

Start

2017-03-26 21:00 AKDT

Frankfurt UAS, KMITL, VGU & SPbGUT - Combinatorics & Number Theory

End

2017-03-30 10:00 AKDT
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Problems

  Name Solved / Tries Average tries Average tries to solve
A Goldbach's Conjecture 34/118 (29%) 2.46 2.03
B Prime Spiral 7/9 (78%) 1.29 1.29
C Prime Path 7/8 (88%) 1.14 1.14
D How many 0's? 7/18 (39%) 1.80 1.86
E Divisible Subsequences 4/8 (50%) 1.60 1.75
F Number Sets 4/8 (50%) 1.60 1.75
G Rational Arithmetic 11/46 (24%) 3.54 3.45
H Gears in Action 2/4 (50%) 2.00 2.00
I Fundamental Neighbors 7/24 (29%) 2.67 2.29
J Three Powers 9/11 (82%) 1.22 1.22
K Factovisors 6/47 (13%) 4.70 3.50
L Perfect Pth Powers 8/93 (9%) 5.81 5.75
M Fractional Lotion 9/11 (82%) 1.22 1.22
N Chinese Remainder 4/29 (14%) 4.83 4.25
O Prime Reduction 5/23 (22%) 3.29 1.60
P Primal Representation 9/52 (17%) 4.00 4.11
Q Inverse Factorial 11/35 (31%) 2.06 1.73
R Cantor 4/11 (36%) 2.75 2.75
S Interesting Integers 3/3 (100%) 1.00 1.00
T How Many Digits? 17/62 (27%) 2.70 2.35
U A List Game 14/18 (78%) 1.29 1.29
V Granica 4/10 (40%) 2.00 2.25
W Name That Permutation 2/26 (8%) 5.20 2.50
X Hogwarts 1/1 (100%) 1.00 1.00
Y Power Eggs 2/5 (40%) 2.50 2.50
Z Uniform Subtrees 1/1 (100%) 1.00 1.00
[ S-Nim 0/0 (0%) -- --
\ Code Permutations 1/1 (100%) 1.00 1.00
] Rhombinoes 1/13 (8%) 6.50 1.00
^ Domino 0/0 (0%) -- --
_ Kitchen Combinatorics 2/2 (100%) 1.00 1.00
` Zapis 1/1 (100%) 1.00 1.00
a Honeycomb Walk 7/7 (100%) 1.00 1.00
b Cat Coat Colors 1/1 (100%) 1.00 1.00
c Blocks on Blocks 0/0 (0%) -- --
d Boastin' Red Socks 1/16 (6%) 16.00 16.00
e Bachet's Game 5/10 (50%) 1.67 1.20
f Ticket Lottery 3/14 (21%) 3.50 3.33