Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
Main
acmsguru
|
Problems
Submit
Status
Standings
Custom test
Problems
#
Name
4A
Watermelon
brute force
,
math
800
x483913
71A
Way Too Long Words
strings
800
x355346
231A
Team
brute force
,
greedy
800
x300786
1A
Theatre Square
math
1000
x246614
282A
Bit++
implementation
800
x237617
158A
Next Round
*special problem
,
implementation
800
x233420
50A
Domino piling
greedy
,
math
800
x229718
263A
Beautiful Matrix
implementation
800
x225818
112A
Petya and Strings
implementation
,
strings
800
x210094
339A
Helpful Maths
greedy
,
implementation
,
sortings
,
strings
800
x199159
281A
Word Capitalization
implementation
,
strings
800
x197002
236A
Boy or Girl
brute force
,
implementation
,
strings
800
x194282
118A
String Task
implementation
,
strings
1000
x181885
791A
Bear and Big Brother
implementation
800
x179870
266A
Stones on the Table
implementation
800
x178794
617A
Elephant
math
800
x170986
546A
Soldier and Bananas
brute force
,
implementation
,
math
800
x168557
59A
Word
implementation
,
strings
800
x162951
977A
Wrong Subtraction
implementation
800
x155670
69A
Young Physicist
implementation
,
math
1000
x155641
96A
Football
implementation
,
strings
900
x149675
110A
Nearly Lucky Number
implementation
800
x143209
734A
Anton and Danik
implementation
,
strings
800
x140911
41A
Translation
implementation
,
strings
800
x135584
116A
Tram
implementation
800
x132637
677A
Vanya and Fence
implementation
800
x131305
271A
Beautiful Year
brute force
800
x128241
266B
Queue at the School
constructive algorithms
,
graph matchings
,
implementation
,
shortest paths
800
x127289
58A
Chat room
greedy
,
strings
1000
x122647
1030A
In Search of an Easy Problem
implementation
800
x120573
122A
Lucky Division
brute force
,
number theory
1000
x116556
467A
George and Accommodation
implementation
800
x114280
344A
Magnets
implementation
800
x112319
160A
Twins
greedy
,
sortings
900
x111248
486A
Calculating Function
implementation
,
math
800
x109870
136A
Presents
implementation
800
x109609
200B
Drinks
implementation
,
math
800
x108276
318A
Even Odds
math
900
x106652
61A
Ultra-Fast Mathematician
implementation
800
x104032
228A
Is your horseshoe on the other hoof?
implementation
800
x102439
133A
HQ9+
implementation
900
x100311
705A
Hulk
implementation
800
x99797
405A
Gravity Flip
greedy
,
implementation
,
sortings
900
x94815
1328A
Divisibility Problem
math
800
x93817
469A
I Wanna Be the Guy
greedy
,
implementation
800
x91717
520A
Pangram
implementation
,
strings
800
x90221
144A
Arrival of the General
implementation
800
x89358
479A
Expression
brute force
,
math
1000
x89061
148A
Insomnia cure
constructive algorithms
,
implementation
,
math
800
x87421
996A
Hit the Lottery
dp
,
greedy
800
x84635
443A
Anton and Letters
constructive algorithms
,
implementation
800
x84291
580A
Kefa and First Steps
brute force
,
dp
,
implementation
900
x84212
208A
Dubstep
strings
900
x83888
158B
Taxi
*special problem
,
greedy
,
implementation
1100
x82653
785A
Anton and Polyhedrons
implementation
,
strings
800
x82601
131A
cAPS lOCK
implementation
,
strings
1000
x81478
25A
IQ test
brute force
1300
x81472
268A
Games
brute force
800
x81251
1335A
Candies and Two Sisters
math
800
x78985
141A
Amusing Joke
implementation
,
sortings
,
strings
800
x78163
4C
Registration System
data structures
,
hashing
,
implementation
1300
x77496
510A
Fox And Snake
implementation
800
x77418
337A
Puzzles
greedy
900
x75784
230A
Dragons
greedy
,
sortings
1000
x74580
427A
Police Recruits
implementation
800
x72783
1352A
Sum of Round Numbers
implementation
,
math
800
x72439
492B
Vanya and Lanterns
binary search
,
implementation
,
math
,
sortings
1200
x71402
750A
New Year and Hurry
binary search
,
brute force
,
implementation
,
math
800
x71182
723A
The New Year: Meeting Friends
implementation
,
math
,
sortings
800
x71135
155A
I_love_\%username\%
brute force
800
x70821
230B
T-primes
binary search
,
implementation
,
math
,
number theory
1300
x70235
732A
Buy a Shovel
brute force
,
constructive algorithms
,
implementation
,
math
800
x67614
581A
Vasya the Hipster
implementation
,
math
800
x67367
1154A
Restoring Three Numbers
math
800
x66607
339B
Xenia and Ringroad
implementation
1000
x66585
151A
Soft Drinking
implementation
,
math
800
x66136
1742A
Sum
implementation
800
x65125
1703A
YES or YES?
brute force
,
implementation
,
strings
800
x63168
1399A
Remove Smallest
greedy
,
sortings
800
x62952
189A
Cut Ribbon
brute force
,
dp
1300
x62923
451A
Game With Sticks
implementation
900
x62867
1409A
Yet Another Two Integers Problem
greedy
,
math
800
x62693
630A
Again Twenty Five!
number theory
800
x62266
381A
Sereja and Dima
greedy
,
implementation
,
two pointers
800
x60674
1692A
Marathon
implementation
800
x60248
1512A
Spy Detected!
brute force
,
implementation
800
x60163
466A
Cheap Travel
implementation
1200
x59770
32B
Borze
expression parsing
,
implementation
800
x59060
706B
Interesting drink
binary search
,
dp
,
implementation
1100
x58633
1676A
Lucky?
implementation
800
x58342
758A
Holiday Of Equality
implementation
,
math
800
x57529
1669A
Division?
implementation
800
x57485
472A
Design Tutorial: Learn from Math
math
,
number theory
800
x57155
432A
Choosing Teams
greedy
,
implementation
,
sortings
800
x56807
579A
Raising Bacteria
bitmasks
1000
x56533
1807A
Plus or Minus
implementation
800
x56189
1560A
Dislike of Threes
implementation
800
x56094
490A
Team Olympiad
greedy
,
implementation
,
sortings
800
x55732
1475A
Odd Divisor
math
,
number theory
900
x55518
1791A
Codeforces Checking
implementation
,
strings
800
x55342
←
1
2
3
...
95
96
→
→ Pay attention
Before contest
Codeforces Round 946 (Div. 3)
2 days
Register now »
→ 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
User lists
Name