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# Problem Tags Rating Solved
1204-D2 Kirk and a Binary String (hard version)
data structures greedy math +1
2100
1204-D1 Kirk and a Binary String (easy version)
brute force greedy strings
2000
1204-C Anna, Svyatoslav and Maps
dp graphs greedy +1
1700
1204-B Mislove Has Lost an Array
greedy math
900
1204-A BowWow and the Timetable
math
1000
1203-F2 Complete the Projects (hard version)
dp greedy
2300
1203-F1 Complete the Projects (easy version)
greedy
2100
1203-E Boxers
greedy sortings
1500
1203-D2 Remove the Substring (hard version)
binary search greedy implementation +1
1700
1203-D1 Remove the Substring (easy version)
greedy implementation
1600
1203-C Common Divisors
implementation math
1300
1203-B Equal Rectangles
greedy math
1200
1203-A Circle of Students
implementation
1000
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