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EPIC Institute of Technology Round Summer 2024 (Div. 1 + Div. 2)
46:57:01
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→ Filter Problems
Difficulty:
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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
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Custom test
Problems
#
Name
1295A
Display The Number
greedy
900
x22590
1294A
Collecting Coins
math
800
x45187
1293B
JOE is on TV!
combinatorics
,
greedy
,
math
1000
x21057
1291A
Even But Not Even
greedy
,
math
,
strings
900
x19360
1287A
Angry Students
greedy
,
implementation
800
x20418
1285A
Mezo Playing Zoma
math
800
x27713
1284A
New Year and Naming
implementation
,
strings
800
x17932
1283B
Candies Division
math
900
x21480
1283A
Minutes Before the New Year
math
800
x47722
1282A
Temporarily unavailable
implementation
,
math
900
x14685
1281A
Suffix Three
implementation
800
x17888
1279A
New Year Garland
math
900
x16782
1278A
Shuffle Hashing
brute force
,
implementation
,
strings
1000
x16100
1277A
Happy Birthday, Polycarp!
implementation
1000
x13163
1272A
Three Friends
brute force
,
greedy
,
math
,
sortings
900
x20301
1271A
Suits
brute force
,
greedy
,
math
800
x14871
1270A
Card Game
games
,
greedy
,
math
800
x16883
1269A
Equation
brute force
,
math
800
x21215
1267B
Balls of Buma
900
x3944
1266B
Dice Tower
constructive algorithms
,
math
1000
x14647
1266A
Competitive Programmer
chinese remainder theorem
,
math
1000
x15315
1265A
Beautiful String
constructive algorithms
,
greedy
1000
x14977
1260A
Heating
math
1000
x14446
1257B
Magic Stick
math
1000
x20009
1257A
Two Rival Students
greedy
,
math
800
x20204
1256A
Payment Without Change
math
1000
x28916
1255A
Changing Volume
math
800
x17058
1253A
Single Push
implementation
1000
x17877
1252A
Copying Homework
1000
x5596
1251A
Broken Keyboard
brute force
,
strings
,
two pointers
1000
x19087
1250F
Data Center
brute force
,
implementation
800
x7199
1249B1
Books Exchange (easy version)
dsu
,
math
1000
x20409
1249A
Yet Another Dividing into Teams
math
800
x22100
1248B
Grow The Tree
greedy
,
math
,
sortings
900
x16702
1248A
Integer Points
geometry
,
math
1000
x13957
1245A
Good ol' Numbers Coloring
math
,
number theory
1000
x14073
1244B
Rooms and Staircases
brute force
,
implementation
1000
x15436
1244A
Pens and Pencils
math
800
x19023
1243B1
Character Swap (Easy Version)
strings
1000
x14746
1243A
Maximum Square
implementation
800
x15541
1238A
Prime Subtraction
math
,
number theory
900
x23657
1237A
Balanced Rating Changes
implementation
,
math
1000
x19058
1236A
Stones
brute force
,
greedy
,
math
800
x16115
1234B1
Social Network (easy version)
implementation
1000
x18555
1234A
Equalize Prices Again
math
800
x27568
1230B
Ania and Minimizing
greedy
,
implementation
1000
x18524
1230A
Dawid and Bags of Candies
brute force
,
implementation
800
x21197
1228A
Distinct Digits
brute force
,
implementation
800
x21449
1225B1
TV Subscriptions (Easy Version)
implementation
1000
x11783
1225A
Forgetting Things
math
900
x15709
1223B
Strings Equalization
strings
1000
x14628
1223A
CME
math
800
x21504
1221A
2048 Game
brute force
,
greedy
,
math
1000
x16394
1220A
Cards
implementation
,
sortings
,
strings
800
x29192
1216B
Shooting
greedy
,
implementation
,
sortings
900
x18186
1216A
Prefixes
strings
800
x18460
1215A
Yellow Cards
greedy
,
implementation
,
math
1000
x11444
1213A
Chips Moving
math
900
x23763
1211A
Three Problems
*special problem
,
implementation
1000
x1289
1209A
Paint the Numbers
greedy
,
implementation
,
math
800
x12124
1208A
XORinacci
math
900
x16519
1207A
There Are Two Types Of Burgers
brute force
,
greedy
,
implementation
,
math
800
x21558
1206B
Make Product Equal One
dp
,
implementation
900
x26397
1206A
Choose Two Numbers
math
,
sortings
800
x23734
1204B
Mislove Has Lost an Array
greedy
,
math
900
x17350
1204A
BowWow and the Timetable
math
1000
x20313
1203A
Circle of Students
implementation
1000
x16592
1201A
Important Exam
implementation
,
strings
900
x15404
1200A
Hotelier
brute force
,
data structures
,
implementation
800
x20134
1199B
Water Lily
geometry
,
math
1000
x20011
1199A
City Day
implementation
1000
x14397
1197B
Pillars
greedy
,
implementation
1000
x13697
1197A
DIY Wooden Ladder
greedy
,
math
,
sortings
900
x13429
1196A
Three Piles of Candies
brute force
,
constructive algorithms
,
math
800
x27436
1195B
Sport Mafia
binary search
,
brute force
,
math
1000
x19314
1195A
Drinks Choosing
greedy
,
math
1000
x12649
1194A
Remove a Progression
math
800
x16080
1191A
Tokitsukaze and Enhancement
brute force
800
x17965
1189A
Keanu Reeves
strings
800
x15133
1187A
Stickers and Toys
math
900
x14751
1186A
Vus the Cossack and a Contest
implementation
800
x36689
1185A
Ropewalkers
math
800
x14641
1183B
Equalize Prices
math
900
x18284
1183A
Nearest Interesting Number
implementation
800
x24435
1182A
Filling Shapes
dp
,
math
1000
x29942
1181A
Chunga-Changa
greedy
,
math
1000
x13300
1180A
Alex and a Rhombus
dp
,
implementation
,
math
800
x24669
1178A
Prime Minister
greedy
800
x10342
1177A
Digits Sequence (Easy Edition)
implementation
1000
x5536
1176A
Divide it!
brute force
,
greedy
,
implementation
800
x22221
1175A
From Hero to Zero
implementation
,
math
900
x17940
1174A
Ehab Fails to Be Thanos
constructive algorithms
,
greedy
,
sortings
1000
x17368
1173A
Nauuo and Votes
greedy
800
x16116
1169A
Circle Metro
implementation
,
math
900
x11753
1167A
Telephone Number
brute force
,
greedy
,
strings
800
x19059
1166A
Silent Classroom
combinatorics
,
greedy
900
x14051
1165B
Polycarp Training
data structures
,
greedy
,
sortings
1000
x20617
1163A
Eating Soup
greedy
,
math
900
x12823
1162A
Zoning Restrictions Again
implementation
800
x8225
1159A
A pile of stones
implementation
,
math
800
x12419
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