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Problems
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Simple
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Very difficult
number-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
2
Digits
28811 / 36596
5
Two factors
2245 / 5960
27
Cycle shifts
4453 / 5396
33
The favourite numbers of Santa Claus
1792 / 2733
43
Competitors’ quantity of olimpia
2822 / 3883
311
Maximum quantity of figures
107 / 150
605
Красивая таблица результатов
292 / 324
656
Игра умножения
565 / 900
660
Intelligent game Prostokvashino (RU)
168 / 195
752
Ahoy, Pirates!
330 / 429
1001
A + B in the binary system
1282 / 1870
1002
Fraction
27 / 59
1003
Nikifor 2
75 / 111
1004
Забавная игра
493 / 574
1005
Matches for children are not toys!
927 / 1192
1006
Simple arithmetic
182 / 218
1007
The Stern-Brocot Number System
579 / 610
1008
Number systems
346 / 558
1009
2D-Nim
158 / 169
1010
The equality
29 / 45
1012
Coins
95 / 263
1013
Factorial
253 / 373
1016
Octal Fractions
59 / 100
1017
Fractional arithmetic
60 / 99
1018
Expanding Fractions
154 / 171
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