Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
→ Pay attention
Before contest
CodeTON Round 8 (Div. 1 + Div. 2, Rated, Prizes!)
36:16:13
Register now »
*has extra registration
→ Filter Problems
Difficulty:
—
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
4A
Watermelon
brute force
,
math
800
x473097
71A
Way Too Long Words
strings
800
x347070
231A
Team
brute force
,
greedy
800
x293631
1A
Theatre Square
math
1000
x242498
282A
Bit++
implementation
800
x230616
158A
Next Round
*special problem
,
implementation
800
x228994
50A
Domino piling
greedy
,
math
800
x225104
263A
Beautiful Matrix
implementation
800
x220593
112A
Petya and Strings
implementation
,
strings
800
x205578
339A
Helpful Maths
greedy
,
implementation
,
sortings
,
strings
800
x194913
281A
Word Capitalization
implementation
,
strings
800
x192778
236A
Boy or Girl
brute force
,
implementation
,
strings
800
x189571
118A
String Task
implementation
,
strings
1000
x178857
791A
Bear and Big Brother
implementation
800
x175298
266A
Stones on the Table
implementation
800
x175139
617A
Elephant
math
800
x166881
546A
Soldier and Bananas
brute force
,
implementation
,
math
800
x164704
59A
Word
implementation
,
strings
800
x158973
69A
Young Physicist
implementation
,
math
1000
x152911
977A
Wrong Subtraction
implementation
800
x152022
96A
Football
implementation
,
strings
900
x146943
110A
Nearly Lucky Number
implementation
800
x140014
734A
Anton and Danik
implementation
,
strings
800
x137349
41A
Translation
implementation
,
strings
800
x132456
116A
Tram
implementation
800
x130120
677A
Vanya and Fence
implementation
800
x127989
271A
Beautiful Year
brute force
800
x125420
266B
Queue at the School
constructive algorithms
,
graph matchings
,
implementation
,
shortest paths
800
x125049
58A
Chat room
greedy
,
strings
1000
x120597
1030A
In Search of an Easy Problem
implementation
800
x117488
122A
Lucky Division
brute force
,
number theory
1000
x114453
467A
George and Accommodation
implementation
800
x112083
344A
Magnets
implementation
800
x109788
160A
Twins
greedy
,
sortings
900
x109281
486A
Calculating Function
implementation
,
math
800
x107565
136A
Presents
implementation
800
x107399
200B
Drinks
implementation
,
math
800
x106036
318A
Even Odds
math
900
x104488
61A
Ultra-Fast Mathematician
implementation
800
x102079
228A
Is your horseshoe on the other hoof?
implementation
800
x100199
133A
HQ9+
implementation
900
x98668
705A
Hulk
implementation
800
x97813
405A
Gravity Flip
greedy
,
implementation
,
sortings
900
x92822
1328A
Divisibility Problem
math
800
x91688
469A
I Wanna Be the Guy
greedy
,
implementation
800
x89926
520A
Pangram
implementation
,
strings
800
x87874
144A
Arrival of the General
implementation
800
x87527
479A
Expression
brute force
,
math
1000
x87464
148A
Insomnia cure
constructive algorithms
,
implementation
,
math
800
x85882
580A
Kefa and First Steps
brute force
,
dp
,
implementation
900
x82923
996A
Hit the Lottery
dp
,
greedy
800
x82652
443A
Anton and Letters
constructive algorithms
,
implementation
800
x82599
208A
Dubstep
strings
900
x82396
158B
Taxi
*special problem
,
greedy
,
implementation
1100
x81485
785A
Anton and Polyhedrons
implementation
,
strings
800
x80593
131A
cAPS lOCK
implementation
,
strings
1000
x80218
25A
IQ test
brute force
1300
x79955
268A
Games
brute force
800
x79617
1335A
Candies and Two Sisters
math
800
x77374
141A
Amusing Joke
implementation
,
sortings
,
strings
800
x76796
4C
Registration System
data structures
,
hashing
,
implementation
1300
x75694
510A
Fox And Snake
implementation
800
x75194
337A
Puzzles
greedy
900
x74683
230A
Dragons
greedy
,
sortings
1000
x73135
427A
Police Recruits
implementation
800
x71139
1352A
Sum of Round Numbers
implementation
,
math
800
x70210
492B
Vanya and Lanterns
binary search
,
implementation
,
math
,
sortings
1200
x70155
750A
New Year and Hurry
binary search
,
brute force
,
implementation
,
math
800
x69726
155A
I_love_\%username\%
brute force
800
x69605
723A
The New Year: Meeting Friends
implementation
,
math
,
sortings
800
x69237
230B
T-primes
binary search
,
implementation
,
math
,
number theory
1300
x68687
581A
Vasya the Hipster
implementation
,
math
800
x66180
732A
Buy a Shovel
brute force
,
constructive algorithms
,
implementation
,
math
800
x66080
339B
Xenia and Ringroad
implementation
1000
x65642
1154A
Restoring Three Numbers
math
800
x65280
151A
Soft Drinking
implementation
,
math
800
x64296
1742A
Sum
implementation
800
x62626
451A
Game With Sticks
implementation
900
x61911
1399A
Remove Smallest
greedy
,
sortings
800
x61755
1409A
Yet Another Two Integers Problem
greedy
,
math
800
x61603
189A
Cut Ribbon
brute force
,
dp
1300
x61538
1703A
YES or YES?
brute force
,
implementation
,
strings
800
x60754
630A
Again Twenty Five!
number theory
800
x60587
1512A
Spy Detected!
brute force
,
implementation
800
x58815
381A
Sereja and Dima
greedy
,
implementation
,
two pointers
800
x58751
466A
Cheap Travel
implementation
1200
x58679
1692A
Marathon
implementation
800
x58232
32B
Borze
expression parsing
,
implementation
800
x57477
706B
Interesting drink
binary search
,
dp
,
implementation
1100
x57180
1676A
Lucky?
implementation
800
x56421
758A
Holiday Of Equality
implementation
,
math
800
x56380
472A
Design Tutorial: Learn from Math
math
,
number theory
800
x56190
432A
Choosing Teams
greedy
,
implementation
,
sortings
800
x55949
1669A
Division?
implementation
800
x55381
579A
Raising Bacteria
bitmasks
1000
x55070
1560A
Dislike of Threes
implementation
800
x54952
490A
Team Olympiad
greedy
,
implementation
,
sortings
800
x54616
1367A
Short Substrings
implementation
,
strings
800
x54128
1807A
Plus or Minus
implementation
800
x53881
1475A
Odd Divisor
math
,
number theory
900
x53526
←
1
2
3
...
94
95
→
User lists
Name