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# Problem Tags Rating Solved
1253-B Silly Mistake
greedy implementation
1400
1253-A Single Push
implementation
1000
1252-L Road Construction
flows graphs
2300
1252-K Addition Robot
data structures math matrices
2100
1252-J Tiling Terrace
brute force dp
2300
1252-I Mission Possible
3000
1252-H Twin Buildings
greedy implementation
1800
1252-G Performance Review
data structures
2100
1252-F Regular Forestation
hashing trees
2400
1252-E Songwriter
greedy two pointers
2200
1252-D Find String in a Grid
data structures dp strings +1
3000
1252-C Even Path
data structures implementation
1600
1252-B Cleaning Robots
dp trees
2300
1252-A Copying Homework
1000
1251-F Red-White Fence
combinatorics fft
2500
1251-E2 Voting (Hard Version)
binary search data structures greedy
2400
1251-E1 Voting (Easy Version)
data structures dp greedy
2300
1251-D Salary Changing
binary search greedy sortings
1900
1251-C Minimize The Integer
greedy two pointers
1600
1251-B Binary Palindromes
greedy strings
1400
1251-A Broken Keyboard
brute force strings two pointers
1000
1250-N Wires
dfs and similar graphs greedy
2000
1250-M SmartGarden
constructive algorithms divide and conquer
2500
1250-L Divide The Students
binary search greedy math
1500
1250-K Projectors
flows graphs
3100
1250-J The Parade
binary search greedy
1800
1250-I Show Must Go On
binary search brute force greedy +1
3100
1250-H Happy Birthday
math
1500
1250-G Discarding Game
dp greedy two pointers
2300
1250-F Data Center
brute force implementation
800
1250-E The Coronation
graphs implementation
2300
1250-D Conference Problem
dp
3000
1250-C Trip to Saint Petersburg
data structures
2100
1250-B The Feast and the Bus
brute force constructive algorithms greedy +1
1800
1250-A Berstagram
implementation
1400
1249-F Maximum Weight Subset
dp trees
2200
1249-E By Elevator or Stairs?
dp shortest paths
1700
1249-D2 Too Many Segments (hard version)
data structures greedy sortings
1800
1249-D1 Too Many Segments (easy version)
greedy
1800
1249-C2 Good Numbers (hard version)
binary search greedy math +1
1500
1249-C1 Good Numbers (easy version)
brute force greedy implementation
1300
1249-B2 Books Exchange (hard version)
dfs and similar dsu math
1300
1249-B1 Books Exchange (easy version)
dsu math
1000
1249-A Yet Another Dividing into Teams
math
800
1248-D1 The World Is Just a Programming Task (Easy Version)
brute force dp greedy +1
2000
1248-B Grow The Tree
greedy math sortings
900
1248-A Integer Points
geometry math
1000
1246-F Cursor Distance
3500
1245-F Daniel and Spring Cleaning
bitmasks brute force combinatorics +1
2300
1245-E Hyakugoku and Ladders
dp probabilities shortest paths
2300