Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
→ Pay attention
Before contest
CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
22:22:53
Register now »
*has extra registration
→ Filter Problems
Difficulty:
—
shortest paths
combine-tags-by-or
*combine tags by OR
2-sat
binary search
bitmasks
brute force
chinese remainder theorem
combinatorics
constructive algorithms
data structures
dfs and similar
divide and conquer
dp
dsu
expression parsing
fft
flows
games
geometry
graph matchings
graphs
greedy
hashing
implementation
interactive
math
matrices
meet-in-the-middle
number theory
probabilities
schedules
shortest paths
sortings
string suffix structures
strings
ternary search
trees
two pointers
Add tag
Main
acmsguru
|
Problems
Submit
Status
Standings
Custom test
Problems
#
Name
558C
Amr and Chemistry
brute force
,
graphs
,
greedy
,
math
,
shortest paths
1900
x3996
545E
Paths and Trees
graphs
,
greedy
,
shortest paths
2000
x4689
543B
Destroying Roads
constructive algorithms
,
graphs
,
shortest paths
2100
x4138
542E
Playing on Graph
graphs
,
shortest paths
2600
x865
525D
Arthur and Walls
constructive algorithms
,
data structures
,
graphs
,
greedy
,
shortest paths
2400
x1791
520B
Two Buttons
dfs and similar
,
graphs
,
greedy
,
implementation
,
math
,
shortest paths
1400
x51547
507E
Breaking Good
dfs and similar
,
dp
,
graphs
,
shortest paths
2100
x2923
472D
Design Tutorial: Inverse the Problem
dfs and similar
,
dsu
,
shortest paths
,
trees
1900
x5450
464E
The Classic Problem
data structures
,
graphs
,
shortest paths
3000
x1506
461E
Appleman and a Game
binary search
,
shortest paths
,
strings
3000
x449
449B
Jzzhu and Cities
graphs
,
greedy
,
shortest paths
2000
x8735
416E
President's Path
dp
,
graphs
,
shortest paths
2500
x1508
400D
Dima and Bacteria
dsu
,
graphs
,
shortest paths
2000
x2918
386D
Game with Points
dp
,
graphs
,
implementation
,
shortest paths
2100
x443
375C
Circling Round Treasures
bitmasks
,
shortest paths
2600
x568
370A
Rook, Bishop and King
graphs
,
math
,
shortest paths
1100
x10385
369D
Valera and Fools
dfs and similar
,
dp
,
graphs
,
shortest paths
2200
x1160
366D
Dima and Trap Graph
binary search
,
data structures
,
dfs and similar
,
dsu
,
shortest paths
,
two pointers
2000
x1567
362E
Petya and Pipes
flows
,
graphs
,
shortest paths
2300
x814
360E
Levko and Game
graphs
,
greedy
,
shortest paths
2800
x711
346D
Robot Control
dp
,
graphs
,
shortest paths
2600
x754
339C
Xenia and Weights
constructive algorithms
,
dfs and similar
,
dp
,
graphs
,
greedy
,
shortest paths
1700
x8334
329B
Biridian Forest
dfs and similar
,
shortest paths
1500
x6465
325C
Monsters and Diamonds
dfs and similar
,
graphs
,
shortest paths
2600
x350
317E
Princess and Her Shadow
constructive algorithms
,
shortest paths
3100
x155
311C
Fetch the Treasure
brute force
,
data structures
,
graphs
,
shortest paths
2500
x486
301B
Yaroslav and Time
binary search
,
graphs
,
shortest paths
2100
x2409
295C
Greg and Friends
combinatorics
,
dp
,
graphs
,
shortest paths
2100
x1736
295B
Greg and Graph
dp
,
graphs
,
shortest paths
1700
x14327
266D
BerDonalds
graphs
,
math
,
shortest paths
2400
x899
266B
Queue at the School
constructive algorithms
,
graph matchings
,
implementation
,
shortest paths
800
x137080
254D
Rats
brute force
,
dfs and similar
,
graphs
,
implementation
,
shortest paths
2300
x552
253C
Text Editor
data structures
,
dfs and similar
,
graphs
,
greedy
,
shortest paths
1600
x2616
242C
King's Path
dfs and similar
,
graphs
,
hashing
,
shortest paths
1800
x8765
241E
Flights
graphs
,
shortest paths
2600
x1113
238E
Meeting Her
dp
,
graphs
,
shortest paths
2600
x394
232C
Doe Graphs
constructive algorithms
,
divide and conquer
,
dp
,
graphs
,
shortest paths
2600
x291
229B
Planets
binary search
,
data structures
,
graphs
,
shortest paths
1700
x4724
208C
Police Station
dp
,
graphs
,
shortest paths
1900
x1873
198B
Jumping on Walls
shortest paths
1400
x4355
196E
Opening Portals
dsu
,
graphs
,
shortest paths
2600
x1029
187B
AlgoRace
dp
,
shortest paths
1800
x1985
182A
Battlefield
geometry
,
graphs
,
implementation
,
shortest paths
2200
x288
175F
Gnomes of Might and Magic
data structures
,
graphs
,
implementation
,
shortest paths
3000
x66
173B
Chamber of Secrets
dfs and similar
,
shortest paths
1800
x3174
144D
Missile Silos
data structures
,
dfs and similar
,
graphs
,
shortest paths
1900
x4026
141D
Take-off Ramps
graphs
,
shortest paths
2300
x900
97C
Winning Strategy
binary search
,
graphs
,
math
,
shortest paths
2400
x303
95C
Volleyball
shortest paths
1900
x2808
83C
Track
graphs
,
greedy
,
shortest paths
2400
x432
79D
Password
bitmasks
,
dp
,
shortest paths
2800
x1187
78E
Evacuation
flows
,
graphs
,
shortest paths
2300
x581
75E
Ship's Shortest Path
geometry
,
shortest paths
2400
x280
61D
Eternal Victory
dfs and similar
,
graphs
,
greedy
,
shortest paths
,
trees
1800
x6623
59E
Shortest Path
graphs
,
shortest paths
2000
x3479
57E
Chess
math
,
shortest paths
3000
x264
37E
Trial for Chief
graphs
,
greedy
,
shortest paths
2600
x622
35C
Fire Again
brute force
,
dfs and similar
,
shortest paths
1500
x6934
33D
Knights
geometry
,
graphs
,
shortest paths
,
sortings
2000
x1216
33B
String Problem
shortest paths
1800
x4605
29E
Quarrel
graphs
,
shortest paths
2400
x928
25C
Roads in Berland
graphs
,
shortest paths
1900
x6396
20C
Dijkstra?
graphs
,
shortest paths
1900
x33407
17B
Hierarchy
dfs and similar
,
dsu
,
greedy
,
shortest paths
1500
x4912
14D
Two Paths
dfs and similar
,
dp
,
graphs
,
shortest paths
,
trees
,
two pointers
1900
x4601
3A
Shortest path of the king
greedy
,
shortest paths
1000
x19405
←
1
2
3
→
User lists
Name