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Custom test
Problems
#
Name
776B
Sherlock and his girlfriend
constructive algorithms
,
number theory
1200
x19297
776A
A Serial Killer
brute force
,
implementation
,
strings
900
x11833
775A
University Schedule
*special problem
2900
774L
Bars
*special problem
,
binary search
2000
x322
774K
Stepan and Vowels
*special problem
,
implementation
,
strings
1600
x1256
774J
Stepan's Series
*special problem
,
dp
2000
x353
774I
Composing Of String
*special problem
,
dp
2300
x100
774H
Repairing Of String
*special problem
,
constructive algorithms
2200
x254
774G
Perfectionist Arkadiy
*special problem
,
number theory
2700
x173
774F
Pens And Days Of Week
*special problem
,
binary search
,
number theory
2700
x104
774E
Big Number and Remainder
*special problem
,
math
,
number theory
2300
x206
774D
Lie or Truth
*special problem
,
constructive algorithms
,
implementation
,
sortings
1500
x1904
774C
Maximum Number
*special problem
,
constructive algorithms
,
greedy
,
implementation
1200
x4026
774B
Significant Cups
*special problem
,
binary search
,
data structures
,
two pointers
2100
x216
774A
Amusement Park
*special problem
,
ternary search
2100
x294
773F
Test Data Generation
combinatorics
,
divide and conquer
,
dp
,
fft
,
math
,
number theory
3400
x184
773E
Blog Post Rating
data structures
,
sortings
3000
x316
773D
Perishable Roads
dp
,
graphs
,
shortest paths
2700
x565
773C
Prairie Partition
binary search
,
constructive algorithms
,
greedy
,
math
2200
x937
773B
Dynamic Problem Scoring
brute force
,
greedy
2000
x1143
773A
Success Rate
binary search
,
math
1700
x4369
772E
Verifying Kingdom
binary search
,
divide and conquer
,
interactive
,
trees
3200
x122
772D
Varying Kibibits
bitmasks
,
dp
2700
x568
772C
Vulnerable Kerbals
constructive algorithms
,
dp
,
graphs
,
math
,
number theory
2300
x1185
772B
Volatile Kite
geometry
1800
x3092
772A
Voltage Keepsake
binary search
,
math
1800
x4077
771F
Bear and Isomorphic Points
geometry
,
two pointers
3300
x78
771E
Bear and Rectangle Strips
dp
,
greedy
3000
x441
771D
Bear and Company
dp
2500
x1103
771C
Bear and Tree Jumps
dfs and similar
,
dp
,
trees
2100
x2791
771B
Bear and Different Names
constructive algorithms
,
greedy
1500
x6629
771A
Bear and Friendship Condition
dfs and similar
,
dsu
,
graphs
1500
x14638
770D
Draw Brackets!
*special problem
,
implementation
1400
x1567
770C
Online Courses In BSU
*special problem
,
dfs and similar
,
graphs
,
implementation
1500
x2533
770B
Maximize Sum of Digits
*special problem
,
implementation
,
math
1300
x2725
770A
New Password
*special problem
,
implementation
800
x18760
769D
k-Interesting Pairs Of Integers
*special problem
,
bitmasks
,
brute force
,
meet-in-the-middle
1700
x2210
769C
Cycle In Maze
*special problem
,
dfs and similar
,
graphs
,
greedy
,
shortest paths
1700
x2111
769B
News About Credit
*special problem
,
greedy
,
two pointers
1200
x3235
769A
Year of University Entrance
*special problem
,
implementation
,
sortings
800
x5571
768G
The Winds of Winter
binary search
,
data structures
3300
x353
768F
Barrels and boxes
brute force
,
combinatorics
,
math
,
number theory
,
probabilities
2300
x998
768E
Game of Stones
bitmasks
,
dp
,
games
2100
x2642
768D
Jon and Orbs
dp
,
math
,
probabilities
2200
x2771
768C
Jon Snow and his Favourite Number
brute force
,
dp
,
implementation
,
sortings
1800
x3771
768B
Code For 1
constructive algorithms
,
dfs and similar
,
divide and conquer
1600
x5842
768A
Oath of the Night's Watch
constructive algorithms
,
sortings
900
x26163
767E
Change-free
greedy
2400
x945
767D
Cartons of milk
binary search
,
data structures
,
greedy
,
sortings
,
two pointers
2100
x2194
767C
Garland
dfs and similar
,
graphs
,
greedy
,
trees
2000
x3976
767B
The Queue
brute force
,
greedy
2100
x2109
767A
Snacktower
data structures
,
implementation
1100
x19275
766E
Mahmoud and a xor trip
bitmasks
,
constructive algorithms
,
data structures
,
dfs and similar
,
dp
,
math
,
trees
2100
x2821
766D
Mahmoud and a Dictionary
data structures
,
dfs and similar
,
dp
,
dsu
,
graphs
2000
x3264
766C
Mahmoud and a Message
brute force
,
dp
,
greedy
,
strings
1700
x4315
766B
Mahmoud and a Triangle
constructive algorithms
,
geometry
,
greedy
,
math
,
number theory
,
sortings
1000
x31142
766A
Mahmoud and Longest Uncommon Subsequence
constructive algorithms
,
strings
1000
x28934
765G
Math, math everywhere
brute force
,
dp
,
math
,
meet-in-the-middle
,
number theory
3200
x81
765F
Souvenirs
data structures
3100
x1849
765E
Tree Folding
dfs and similar
,
dp
,
greedy
,
implementation
,
trees
2200
x1246
765D
Artsem and Saunders
constructive algorithms
,
dsu
,
math
1700
x2442
765C
Table Tennis Game 2
math
1200
x6837
765B
Code obfuscation
greedy
,
implementation
,
strings
1100
x7023
765A
Neverending competitions
implementation
,
math
900
x8855
764B
Timofey and cubes
constructive algorithms
,
implementation
900
x11613
764A
Taymyr is calling you
brute force
,
implementation
,
math
800
x16039
763E
Timofey and our friends animals
data structures
,
divide and conquer
,
dsu
2900
x475
763D
Timofey and a flat tree
data structures
,
graphs
,
hashing
,
shortest paths
,
trees
2900
x514
763C
Timofey and remoduling
brute force
,
implementation
,
math
,
number theory
2600
x704
763B
Timofey and rectangles
constructive algorithms
,
geometry
2100
x2576
763A
Timofey and a tree
dfs and similar
,
dp
,
dsu
,
graphs
,
implementation
,
trees
1600
x10116
762F
Tree nesting
combinatorics
,
graphs
,
trees
2800
x345
762E
Radio stations
binary search
,
data structures
2200
x1282
762D
Maximum path
dp
,
greedy
,
implementation
2300
x1289
762C
Two strings
binary search
,
hashing
,
strings
,
two pointers
2100
x2364
762B
USB vs. PS/2
greedy
,
implementation
,
sortings
,
two pointers
1400
x7501
762A
k-th divisor
math
,
number theory
1400
x17962
761F
Dasha and Photos
brute force
,
data structures
,
dp
,
implementation
2600
x403
761E
Dasha and Puzzle
constructive algorithms
,
dfs and similar
,
graphs
,
greedy
,
trees
2000
x1897
761D
Dasha and Very Difficult Problem
binary search
,
brute force
,
constructive algorithms
,
greedy
,
sortings
1700
x3942
761C
Dasha and Password
brute force
,
dp
,
implementation
1500
x5830
761B
Dasha and friends
brute force
,
implementation
,
math
1300
x6804
761A
Dasha and Stairs
brute force
,
constructive algorithms
,
implementation
,
math
1000
x14330
760B
Frodo and pillows
binary search
,
greedy
1500
x6076
760A
Petr and a calendar
implementation
,
math
800
x7739
758F
Geometrical Progression
brute force
,
math
,
number theory
2400
x620
758E
Broken Tree
dfs and similar
,
dp
,
graphs
,
greedy
,
trees
2600
x443
758D
Ability To Convert
constructive algorithms
,
dp
,
greedy
,
math
,
strings
2000
x2686
758C
Unfair Poll
binary search
,
constructive algorithms
,
implementation
,
math
1700
x3822
758B
Blown Garland
brute force
,
implementation
,
number theory
1100
x10057
758A
Holiday Of Equality
implementation
,
math
800
x57359
757G
Can Bash Save the Day?
data structures
,
divide and conquer
,
graphs
,
trees
3400
x480
757F
Team Rocket Rises Again
data structures
,
graphs
,
shortest paths
2800
x1066
757E
Bash Plays with Functions
brute force
,
combinatorics
,
dp
,
number theory
2500
x1267
757D
Felicity's Big Secret Revealed
bitmasks
,
dp
2200
x1274
757C
Felicity is Coming!
data structures
,
hashing
,
sortings
,
strings
1900
x2306
757B
Bash's Big Day
greedy
,
math
,
number theory
1400
x9821
757A
Gotta Catch Em' All!
implementation
1000
x11088
756F
Long number
expression parsing
,
math
,
number theory
3400
x89
756E
Byteland coins
combinatorics
,
dp
,
math
3200
x152
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