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2-sat
algorithms-on-strings
articulation-point
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beginners
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binary-search
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breadth-first-search
bridges
calculation-system
catalan-numbers
clique
combinatorics
connected-components
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dijkstra-algorithm
diophantine-equations
dynamic-programming
euclid-extended-algorithm
Others...
2-sat
algorithms-on-strings
articulation-point
backtracking
beginners
bellman-ford-algorithm
binary-search
bitwise-operators
breadth-first-search
bridges
calculation-system
catalan-numbers
clique
combinatorics
connected-components
depth-first-search
dijkstra-algorithm
diophantine-equations
dynamic-programming
euclid-extended-algorithm
euler-cycle
fenwick-tree
fibonacci-numbers
floyd-warshall-algorithm
full-search
fundamental-set-of-cycles
game-theory
gcd-lcm
geometry
graph-planarity
graph-theory
greedy-algorithm
if-then
line-program
long-arithmetic
matrix
maximum-flow
minimal-spanning-tree
modeling
number-theory
probability
problems-on-intervals
recursion
sequences
simple-mathematics
sort-and-sequence
three
topological-sort
traveling-salesman-problem
tricky-problem
two-dimensional-arrays
search
1
Simple problem
42765 / 47853
2
Digits
24386 / 31351
3
Match’s model
3090 / 14680
4
Two circles
7729 / 12470
5
Two factors
1953 / 5216
6
The vouchers
1220 / 1922
7
Roman numerals
2647 / 3759
8
Matches
4045 / 6037
9
N-digit numbers
2873 / 4346
10
Gardener
2756 / 3777
11
Big accuracy
3619 / 5736
12
Injured Picture
758 / 1180
13
Spider and Fly
1436 / 2604
14
Rabbit-failure
1555 / 2082
15
Mouse and corns
3598 / 4792
16
Dragon
1572 / 2492
17
Gardener-painter
3491 / 4497
18
Paint2D
700 / 1452
19
Degree of symmetry
6607 / 7847
20
How many times to repeat?
4818 / 7158
21
Corruption
117 / 1568
22
"Mirror prime" numbers
2495 / 4519
23
New-year tree
751 / 1663
24
Paint2D-Crack
39 / 261
25
Paint3D
535 / 798
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