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# Problem Tags Rating Solved
1202-F You Are Given Some Letters...
binary search implementation math
2700
1202-E You Are Given Some Strings...
brute force string suffix structures strings
2400
1202-D Print a 1337-string...
combinatorics constructive algorithms math +1
1900
1202-C You Are Given a WASD-string...
brute force data structures dp +4
2100
1202-B You Are Given a Decimal String...
brute force dp shortest paths
1700
1202-A You Are Given Two Binary Strings...
bitmasks greedy
1100
1201-E2 Knightmare (hard)
graphs interactive shortest paths
3000
1201-E1 Knightmare (easy)
graphs interactive shortest paths
2900
1201-D Treasure Hunting
binary search dp greedy +1
2100
1201-C Maximum Median
binary search greedy math +1
1400
1201-B Zero Array
greedy math
1500
1201-A Important Exam
implementation strings
900
1200-F Graph Traveler
brute force data structures dfs and similar +5
2300
1200-E Compress Words
brute force hashing implementation +2
2000
1200-D White Lines
brute force data structures dp +2
1900
1200-C Round Corridor
math number theory
1400
1200-B Block Adventure
dp greedy
1200
1200-A Hotelier
brute force data structures implementation
800
1199-B Water Lily
geometry math
1000
1199-A City Day
implementation
1000
1198-F GCD Groups 2
greedy number theory probabilities
2900
1198-E Rectangle Painting 2
flows graph matchings graphs
2500
1198-D Rectangle Painting 1
dp
2300
1198-C Matching vs Independent Set
constructive algorithms graphs greedy +1
2000
1198-B Welfare State
binary search brute force data structures +1
1600
1198-A MP3
sortings two pointers
1600
1197-F Coloring Game
dp games matrices
2700
1197-E Culture Code
binary search combinatorics data structures +3
2300
1197-D Yet Another Subarray Problem
dp greedy math
1900
1197-C Array Splitting
greedy sortings
1400
1197-B Pillars
greedy implementation
1000
1197-A DIY Wooden Ladder
greedy math sortings
900
1196-F K-th Path
brute force constructive algorithms shortest paths +1
2200
1196-E Connected Component on a Chessboard
constructive algorithms implementation
1800
1196-D2 RGB Substring (hard version)
data structures dp implementation +1
1600
1196-D1 RGB Substring (easy version)
implementation
1500
1196-C Robot Breakout
implementation
1500
1196-B Odd Sum Segments
constructive algorithms math
1200
1196-A Three Piles of Candies
brute force constructive algorithms math
800
1195-F Geometers Anonymous Club
data structures geometry math +1
2500
1195-E OpenStreetMap
data structures two pointers
2100
1195-D2 Submarine in the Rybinsk Sea (hard edition)
combinatorics math number theory
1800
1195-D1 Submarine in the Rybinsk Sea (easy edition)
combinatorics math number theory
1500
1195-C Basketball Exercise
dp
1400
1195-B Sport Mafia
binary search brute force math
1000
1195-A Drinks Choosing
greedy math
1000
1194-G Another Meme Problem
dp
2700
1194-F Crossword Expert
combinatorics dp number theory +2
2400
1194-E Count The Rectangles
bitmasks brute force data structures +2
2200
1194-D 1-2-K Game
games math
1700