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Problems
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Simple
Average
Difficult
Very difficult
graph-theory
All Problems
---topological-sort-
---traveling-salesman-problem-
-three-
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
Others...
---topological-sort-
---traveling-salesman-problem-
-three-
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
graphs
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
34
The word of sponsor
1404 / 1788
37
Mail of the sponsor
1014 / 1253
40
Pipeline (RU)
258 / 462
41
Command of the Mayor
423 / 644
61
Cleaning up the Snow
505 / 606
310
The letter from Prostokvashino (RU)
38 / 63
402
Complete Tree Labeling
20 / 53
431
Counting on Tree
206 / 250
433
Guardian of Decency
10 / 36
434
Romero’s Dilemma
14 / 19
435
Prime Path
94 / 101
468
Tree
485 / 647
569
Поедание сыра
1 / 5
570
The programming competition
10 / 19
610
Ancient manuscripts
748 / 1359
625
Distance between the vertices
609 / 779
626
Hard Test
97 / 107
659
Tree Games
100 / 125
668
Buses and airplanes
23 / 75
673
Kingdom
14 / 61
756
Villages
82 / 102
964
The incidence matrix
636 / 810
974
Floyd - 1
1923 / 2099
975
Floyd
1846 / 2140
976
Floyd - existence
618 / 936
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