Accepted solutions of CSES problemset
- Introductory Problems
- Sorting and Searching
- Dynamic Programming
- Graph Algorithms
- Range Queries
- Tree Algorithms
- Mathematics
- String Algorithms
- Geometry
- Advanced Techniques
- Additional Problems
- 1068 - Weird Algorithm
- 1083 - Missing Number
- 1069 - Repetitions
- 1094 - Increasing Array
- 1070 - Permutations
- 1071 - Number Spiral
- 1072 - Two Knights
- 1092 - Two Sets
- 1617 - Bit Strings
- 1618 - Trailing Zeros
- 1754 - Coin Piles
- 1755 - Palindrome Reorder
- 2205 - Gray Code
- 2165 - Tower of Hanoi
- 1622 - Creating Strings
- 1623 - Apple Division
- 1624 - Chessboard and Queens
- 2431 - Digit Queries
- 1625 - Grid Paths
- 1621 - Distinct Numbers
- 1084 - Apartments
- 1090 - Ferris Wheel
- 1091 - Concert Tickets
- 1619 - Restaurant Customers
- 1629 - Movie Festival
- 1640 - Sum of Two Values
- 1643 - Maximum Subarray Sum
- 1074 - Stick Lengths
- 2183 - Missing Coin Sum
- 2216 - Collecting Numbers
- 2217 - Collecting Numbers II
- 1141 - Playlist
- 1073 - Towers
- 1163 - Traffic Lights
- 2162 - Josephus Problem I
- 2163 - Josephus Problem II
- 2168 - Nested Ranges Check
- 2169 - Nested Ranges Count
- 1164 - Room Allocation
- 1620 - Factory Machines
- 1630 - Tasks and Deadlines
- 1631 - Reading Books
- 1641 - Sum of Three Values
- 1642 - Sum of Four Values
- 1645 - Nearest Smaller Values
- 1660 - Subarray Sums I
- 1661 - Subarray Sums II
- 1662 - Subarray Divisibility
- 2428 - Subarray Distinct Values
- 1085 - Array Division
- 1076 - Sliding Median
- 1077 - Sliding Cost
- 1632 - Movie Festival II
- 1644 - Maximum Subarray Sum II
- 1633 - Dice Combinations
- 1634 - Minimizing Coins
- 1635 - Coin Combinations I
- 1636 - Coin Combinations II
- 1637 - Removing Digits
- 1638 - Grid Paths
- 1158 - Book Shop
- 1746 - Array Description
- 2413 - Counting Towers
- 1639 - Edit Distance
- 1744 - Rectangle Cutting
- 1745 - Money Sums
- 1097 - Removal Game
- 1093 - Two Sets II
- 1145 - Increasing Subsequence
- 1140 - Projects
- 1653 - Elevator Rides
- 2181 - Counting Tilings
- 2220 - Counting Numbers
- 1192 - Counting Rooms
- 1193 - Labyrinth
- 1666 - Building Roads
- 1667 - Message Route
- 1668 - Building Teams
- 1669 - Round Trip
- 1194 - Monsters
- 1671 - Shortest Routes I
- 1672 - Shortest Routes II
- 1673 - High Score
- 1195 - Flight Discount
- 1197 - Cycle Finding
- 1196 - Flight Routes
- 1678 - Round Trip II
- 1679 - Course Schedule
- 1680 - Longest Flight Route
- 1681 - Game Routes
- 1202 - Investigation
- 1750 - Planets Queries I
- 1160 - Planets Queries II
- 1751 - Planets Cycles
- 1675 - Road Reparation
- 1676 - Road Construction
- 1682 - Flight Routes Check
- 1683 - Planets and Kingdoms
- 1684 - Giant Pizza
- 1686 - Coin Collector
- 1691 - Mail Delivery
- 1692 - De Bruijn Sequence
- 1693 - Teleporters Path
- 1690 - Hamiltonian Flights
- 1689 - Knight's Tour
- 1694 - Download Speed
- 1695 - Police Chase
- 1696 - School Dance
- 1711 - Distinct Routes
- 1646 - Static Range Sum Queries
- 1647 - Static Range Minimum Queries
- 1648 - Dynamic Range Sum Queries
- 1649 - Dynamic Range Minimum Queries
- 1650 - Range Xor Queries
- 1651 - Range Update Queries
- 1652 - Forest Queries
- 1143 - Hotel Queries
- 1749 - List Removals
- 1144 - Salary Queries
- 2166 - Prefix Sum Queries
- 2206 - Pizzeria Queries
- 1190 - Subarray Sum Queries
- 1734 - Distinct Values Queries
- 2416 - Increasing Array Queries
- 1739 - Forest Queries II
- 1735 - Range Updates and Sums
- 1736 - Polynomial Queries
- 1737 - Range Queries and Copies
- 1674 - Subordinates
- 1130 - Tree Matching
- 1131 - Tree Diameter
- 1132 - Tree Distances I
- 1133 - Tree Distances II
- 1687 - Company Queries I
- 1688 - Company Queries II
- 1135 - Distance Queries
- 1136 - Counting Paths
- 1137 - Subtree Queries
- 1138 - Path Queries
- 2134 - Path Queries II
- 1139 - Distinct Colors
- 2079 - Finding a Centroid
- 2080 - Fixed-Length Paths I
- 2081 - Fixed-Length Paths II
- 2164 - Josephus Queries
- 1095 - Exponentiation
- 1712 - Exponentiation II
- 1713 - Counting Divisors
- 1081 - Common Divisors
- 1082 - Sum of Divisors
- 2182 - Divisor Analysis
- 2185 - Prime Multiples
- 2417 - Counting Coprime Pairs
- 1079 - Binomial Coefficients
- 1715 - Creating Strings II
- 1716 - Distributing Apples
- 1717 - Christmas Party
- 2064 - Bracket Sequences I
- 2187 - Bracket Sequences II
- 2209 - Counting Necklaces
- 2210 - Counting Grids
- 1722 - Fibonacci Numbers
- 1096 - Throwing Dice
- 1723 - Graph Paths I
- 1724 - Graph Paths II
- 1725 - Dice Probability
- 1726 - Moving Robots
- 1727 - Candy Lottery
- 1728 - Inversion Probability
- 1729 - Stick Game
- 1730 - Nim Game I
- 1098 - Nim Game II
- 1099 - Stair Game
- 2207 - Grundy's Game
- 2208 - Another Game
- 1731 - Word Combinations
- 1753 - String Matching
- 1732 - Finding Borders
- 1733 - Finding Periods
- 1110 - Minimal Rotation
- 1111 - Longest Palindrome
- 1112 - Required Substring
- 2420 - Palindrome Queries
- 2102 - Finding Patterns
- 2103 - Counting Patterns
- 2104 - Pattern Positions
- 2105 - Distinct Substrings
- 2106 - Repeating Substring
- 2107 - String Functions
- 2108 - Substring Order I
- 2109 - Substring Order II
- 2110 - Substring Distribution
- 2189 - Point Location Test
- 2190 - Line Segment Intersection
- 2191 - Polygon Area
- 2192 - Point in Polygon
- 2193 - Polygon Lattice Points
- 2194 - Minimum Euclidean Distance
- 2195 - Convex Hull
- 1628 - Meet in the Middle
- 2136 - Hamming Distance
- 2137 - Beautiful Subgrids
- 2138 - Reachable Nodes
- 2143 - Reachability Queries
- 2072 - Cut and Paste
- 2073 - Substring Reversals
- 2074 - Reversals and Sums
- 2076 - Necessary Roads
- 2077 - Necessary Cities
- 2078 - Eulerian Subgraphs
- 2084 - Monster Game I
- 2085 - Monster Game II
- 2086 - Subarray Squares
- 2087 - Houses and Schools
- 2088 - Knuth Division
- 2111 - Apples and Bananas
- 2112 - One Bit Positions
- 2113 - Signal Processing
- 2101 - New Roads Queries
- 2133 - Dynamic Connectivity
- 2121 - Parcel Delivery
- 2129 - Task Assignment
- 2130 - Distinct Routes II
- 1087 - Shortest Subsequence
- 1146 - Counting Bits
- 1670 - Swap Game
- 1134 - Prüfer Code
- 1756 - Acyclic Grpah Edges
- 2177 - Strongly Connected Edges
- 2179 - Even Outdegree Edges
- 2422 - Multiplication Table
- 1142 - Advertisement
- 2186 - Special Substrings
- 2229 - Permutation Inversions
- 1655 - Maximum Xor Subarray
- 1664 - Movie Festival Queries
- 1697 - Chess Tournament
- 1702 - Tree Traversals
- 1704 - Network Renovation
- 1707 - Graph Girth
- 1740 - Intersection Points
- 2214 - Inverse Inversions
- 2215 - Monotone Subsequences
- 1743 - String Reorder
- 2425 - Stack Weights
- 1747 - Pyramid Array
- 1748 - Increasing Subsequence II
- 1149 - String Removals
- 1188 - Bit Inversions
- 2419 - Xor Pyramid
- 1086 - Writing Numbers
- 1113 - String Transform
- 2427 - Letter Pair Move Game
- 1147 - Maximum Building I
- 1162 - Sorting Methods
- 1191 - Cyclic Array
- 2414 - List of Sums
- 2132 - Increasing Array II
- 1189 - Food Division
- 1654 - Bit Problem
- 1698 - Swap Round Sorting
- 2430 - Binary Subsequences
- 1700 - Tree Isomorphism I
- 2228 - Counting Sequences
- 1703 - Critical Cities
- 1706 - School Excursion
- 1709 - Coin Grid
- 1742 - Robot Path
- 2426 - Programmers and Artists
- 1757 - Course Schedule II
- 2174 - Removing Digits II
- 2180 - Coin Arrangement
- 2176 - Counting Bishops
- 2432 - Grid Puzzle I
- 2131 - Grid Puzzle II
- 1080 - Empty String
- 1078 - Grid Paths
- 2115 - Bit Substrings
- 2075 - Reversal Sorting
- 2421 - Counting Reorders
- 1159 - Book Shop II
- 1677 - Network Breakdown
- 1203 - Visiting Cities
- 2184 - Missing Coin Sum Queries
- 1157 - Number Grid
- 1148 - Maximum Building II
- 2423 - Filling Trominos
- 1161 - Stick Divisions
- 1665 - Coding Company
- 1699 - Flight Route Requests
- 2402 - Two Stacks Sorting
- 1701 - Tree Isomorphism II
- 1705 - Forbidden Cities
- 1741 - Area of Rectangles
- 2429 - Grid Completion
- 1752 - Creating Offices
- 1075 - Permutations II
- 2415 - Functional Graph Distribution
- 1685 - New Flight Routes
- 2418 - Grid Path Construction