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LADDER 08

1900 ≤ Rating ≤ 1999

For users satisfying this condition: 1900 <= Codeforces Rating <= 1999.

LEVEL Candidate Master
PROBLEMS 100
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# PROBLEM RATING DIFFICULTY TAGS STATUS
01 Sereja and Dima
CF-381/A
800
LVL 1
greedyimplementationtwo pointers
02 Gravity Flip
CF-405/A
900
LVL 1
greedyimplementationsortings
03 Little Pony and Crystal Mine
CF-454/A
800
LVL 1
implementation
04 Anton and Letters
CF-443/A
800
LVL 1
constructive algorithmsimplementation
05 Fox And Snake
CF-510/A
800
LVL 1
implementation
06 inc ARG
CF-465/A
900
LVL 2
implementation
07 Caisa and Pylons
CF-463/B
1100
LVL 2
brute forceimplementationmath
08 Puzzles
CF-337/A
900
LVL 2
greedy
09 Chat room
CF-58/A
1000
LVL 2
greedystrings
10 Vasya and Socks
CF-460/A
900
LVL 2
brute forceimplementationmath
11 I Wanna Be the Guy
CF-469/A
800
LVL 2
greedyimplementation
12 Expression
CF-479/A
1000
LVL 2
brute forcemath
13 Counterexample
CF-483/A
1100
LVL 3
brute forceimplementationmath +1
14 Flipping Game
CF-327/A
1200
LVL 3
brute forcedpimplementation
15 Pashmak and Garden
CF-459/A
1200
LVL 3
implementation
16 Ilya and Queries
CF-313/B
1100
LVL 3
dpimplementation
17 Cheap Travel
CF-466/A
1200
LVL 3
implementation
18 Little Pony and Expected Maximum
CF-453/A
1600
LVL 3
probabilities
19 Caisa and Sugar
CF-463/A
1200
LVL 3
brute forceimplementation
20 Cut Ribbon
CF-189/A
1300
LVL 3
brute forcedp
21 Writing Code
CF-543/A
1800
LVL 4
dp
22 Tennis Game
CF-496/D
1900
LVL 4
binary search
23 Towers
CF-479/B
1400
LVL 4
brute forceconstructive algorithmsgreedy +2
24 Ryouko's Memory Note
CF-433/C
1800
LVL 4
implementationmathsortings
25 Knight Tournament
CF-356/A
1500
LVL 4
data structuresdsu
26 Andrey and Problem
CF-442/B
1800
LVL 4
greedymathprobabilities
27 Password
CF-126/B
1700
LVL 4
binary searchdphashing +2
28 Interesting Array
CF-482/B
1800
LVL 4
constructive algorithmsdata structurestrees
29 Fox And Two Dots
CF-510/B
1500
LVL 4
dfs and similar
30 Xenia and Bit Operations
CF-339/D
1700
LVL 4
data structurestrees
31 k-Tree
CF-431/C
1600
LVL 4
dpimplementationtrees
32 Read Time
CF-343/C
1900
LVL 4
binary searchgreedytwo pointers
33 Boredom
CF-455/A
1500
LVL 4
dp
34 Fools and Roads
CF-191/C
1900
LVL 4
data structuresdfs and similartrees
35 DZY Loves Sequences
CF-446/A
1600
LVL 4
dpimplementationtwo pointers
36 Breaking Good
CF-507/E
2100
LVL 5
dfs and similardpgraphs +1
37 Red-Green Towers
CF-478/D
2000
LVL 5
dp
38 Pashmak and Buses
CF-459/C
1900
LVL 5
combinatoricsconstructive algorithmsmath
39 Mashmokh and Reverse Operation
CF-414/C
2100
LVL 5
combinatoricsdivide and conquer
40 Sereja and Table
CF-425/B
2200
LVL 5
bitmasksgreedy
41 R2D2 and Droid Army
CF-514/D
2000
LVL 5
binary searchdata structurestwo pointers
42 Strip
CF-487/B
2000
LVL 5
binary searchdata structuresdp +1
43 Destroying Roads
CF-543/B
2100
LVL 5
constructive algorithmsgraphsshortest paths
44 A and B and Lecture Rooms
CF-519/E
2100
LVL 5
binary searchdata structuresdfs and similar +2
45 Obsessive String
CF-494/B
2000
LVL 5
dpstrings
46 Restore Cube
CF-464/B
2000
LVL 5
brute forcegeometry
47 Roman and Numbers
CF-401/D
2000
LVL 5
bitmasksbrute forcecombinatorics +2
48 Water Tree
CF-343/D
2100
LVL 5
data structuresdfs and similargraphs +1
49 Towers
CF-229/D
2100
LVL 5
dpgreedytwo pointers
50 Maximum Value
CF-484/B
2100
LVL 5
binary searchmathsortings +1
51 Valera and Swaps
CF-441/D
2100
LVL 5
constructive algorithmsdsugraphs +3
52 Increase Sequence
CF-466/D
2100
LVL 5
combinatoricsdp
53 Wonder Room
CF-466/B
2000
LVL 5
brute forcemath
54 Devu and Partitioning of the Array
CF-439/C
1700
LVL 5
brute forceconstructive algorithmsimplementation +1
55 Gerald and Giant Chess
CF-559/C
2200
LVL 5
combinatoricsdpmath +1
56 Watching Fireworks is Fun
CF-372/C
2100
LVL 5
data structuresdpmath
57 Jeff and Rounding
CF-351/A
1800
LVL 5
dpgreedyimplementation +1
58 Ciel the Commander
CF-321/C
2100
LVL 5
constructive algorithmsdfs and similardivide and conquer +2
59 Painting Fence
CF-448/C
1900
LVL 5
divide and conquerdpgreedy
60 Little Pony and Harmony Chest
CF-453/B
2000
LVL 5
bitmasksbrute forcedp
61 Case of Chocolate
CF-555/C
2200
LVL 5
data structures
62 Lucky Common Subsequence
CF-346/B
2000
LVL 5
dpstrings
63 Sereja and Brackets
CF-380/C
2000
LVL 5
data structuresschedules
64 Kalila and Dimna in the Logging Industry
CF-319/C
2100
LVL 5
dpgeometry
65 String
CF-128/B
2100
LVL 5
brute forceconstructive algorithmshashing +3
66 Civilization
CF-455/C
2100
LVL 5
dfs and similardpdsu +2
67 XOR on Segment
CF-242/E
2000
LVL 5
bitmasksdata structures
68 Prefixes and Suffixes
CF-432/D
2000
LVL 5
dpstring suffix structuresstrings +1
69 Appleman and Tree
CF-461/B
2000
LVL 5
dfs and similardptrees
70 Enemy is weak
CF-61/E
1900
LVL 5
data structurestrees
71 Jzzhu and Cities
CF-449/B
2000
LVL 5
graphsgreedyshortest paths
72 Substitutes in Number
CF-464/C
2100
LVL 5
dp
73 Little Elephant and Array
CF-220/B
1800
LVL 5
constructive algorithmsdata structures
74 Pashmak and Graph
CF-459/E
1900
LVL 5
dpsortings
75 Propagating tree
CF-383/C
2000
LVL 5
data structuresdfs and similartrees
76 Match & Catch
CF-427/D
2200
LVL 6
dpstring suffix structuresstrings
77 A Simple Task
CF-558/E
2300
LVL 6
data structuressortingsstrings
78 Prefix Product Sequence
CF-487/C
2300
LVL 6
constructive algorithmsmathnumber theory
79 Vasya and Beautiful Arrays
CF-354/C
2100
LVL 6
brute forcedpnumber theory
80 Road Improvement
CF-543/D
2300
LVL 6
dptrees
81 Tree Requests
CF-570/D
2200
LVL 6
binary searchbitmasksconstructive algorithms +3
82 Sereja and Squares
CF-425/D
2300
LVL 6
binary searchdata structureshashing
83 LIS of Sequence
CF-486/E
2200
LVL 6
data structuresdpgreedy +2
84 Jzzhu and Numbers
CF-449/D
2400
LVL 6
bitmaskscombinatoricsdp
85 Captains Mode
CF-377/C
2200
LVL 6
bitmasksdpgames
86 Mike and Foam
CF-547/C
2300
LVL 6
bitmaskscombinatoricsdp +2
87 Devu and Birthday Celebration
CF-439/E
2100
LVL 6
combinatoricsdpmath
88 Martian Strings
CF-149/E
2300
LVL 6
string suffix structuresstrings
89 Hill Climbing
CF-406/D
2200
LVL 6
dfs and similargeometrytrees
90 Antimatter
CF-383/D
2300
LVL 6
dp
91 Tricky Function
CF-429/D
2200
LVL 6
data structuresdivide and conquergeometry
92 The Child and Sequence
CF-438/D
2300
LVL 6
data structuresmath
93 Tanya and Password
CF-508/D
2500
LVL 7
dfs and similargraphs
94 Fedor and Essay
CF-467/D
2400
LVL 7
dfs and similardpgraphs +2
95 Xenia and Tree
CF-342/E
2400
LVL 7
data structuresdivide and conquertrees
96 DZY Loves Fibonacci Numbers
CF-446/C
2400
LVL 7
data structuresmathnumber theory
97 Ann and Half-Palindrome
CF-557/E
2300
LVL 7
data structuresdpgraphs +3
98 Kindergarten
CF-484/D
2400
LVL 7
data structuresdpgreedy
99 Tree and Queries
CF-375/D
2400
LVL 7
data structuresdfs and similartrees
100 Serega and Fun
CF-455/D
2700
LVL 8
data structures
ANALYTICS

Quick Stats

≤ CANDIDATE MASTER
57
PROBLEMS
MASTER
26
PROBLEMS
INTERNATIONAL MASTER
9
PROBLEMS
≥ GRANDMASTER
8
PROBLEMS