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Rayan
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Before contest
XIX Open Olympiad in Informatics - Final Stage, Day 2 (Unrated, Online Mirror, IOI rules)
29:33:10
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Before contest
Codeforces Round 1008 (Div. 1)
36:03:10
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Before contest
Codeforces Round 1008 (Div. 2)
36:03:10
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→ Filter Problems
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2-sat
binary search
bitmasks
brute force
chinese remainder theorem
combinatorics
constructive algorithms
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dfs and similar
divide and conquer
dp
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Problems
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Problems
#
Name
12A
Super Agent
implementation
800
x13647
11A
Increasing Sequence
constructive algorithms
,
implementation
,
math
900
x13856
10A
Power Consumption Calculation
implementation
900
x7506
9C
Hexadecimal's Numbers
brute force
,
implementation
,
math
1200
x13259
9B
Running Student
brute force
,
geometry
,
implementation
1200
x5688
9A
Die Roll
math
,
probabilities
800
x60224
8A
Train and Peter
strings
1200
x6072
7A
Kalevitch and Chess
brute force
,
constructive algorithms
1100
x7394
6C
Alice, Bob and Chocolate
greedy
,
two pointers
1200
x14821
6B
President's Office
implementation
1100
x13496
6A
Triangle
brute force
,
geometry
900
x20543
5B
Center Alignment
implementation
,
strings
1200
x6095
5A
Chat Servers Outgoing Traffic
implementation
1000
x9992
4B
Before an Exam
constructive algorithms
,
greedy
1200
x26077
4A
Watermelon
brute force
,
math
800
x566983
3A
Shortest path of the king
greedy
,
shortest paths
1000
x19926
1A
Theatre Square
math
1000
x276819
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