// practice ground

Problems

# Title Topics Difficulty
226 Triangle Minimum Path Sum
Dynamic Programming
Medium
227 Perimeter of a Polygon
Geometry Math
Easy
228 Point Inside Circle Check
Geometry Math
Easy
229 Bipartite Graph Check
Graphs
Medium
230 Flood Fill Algorithm
Graphs Matrix
Easy
231 Minimum Coins Using Greedy Approach
Greedy Math
Easy
232 Candy Distribution Problem
Arrays Greedy
Hard
233 Group Anagrams Together
Hashing Strings
Medium
234 Pair Sum in a Sorted Array
Arrays Two Pointers
Easy
235 Sort a Nearly K-Sorted Array
Heaps / Priority Queue
Medium
236 Can Attend All Meetings
Intervals
Easy
237 Interval List Intersections
Intervals Two Pointers
Medium
238 Add Two Numbers Given as Digit Arrays
Linked List Math
Medium
239 Common Suffix Length of Two Linked Lists
Linked List
Easy
240 Print a Number Pyramid Pattern
Loops
Easy
241 Right Triangle Star Pattern
Characters Loops
Easy
242 Count Trailing Zeroes in Factorial
Math Number Theory
Easy
243 Sum of Two Polynomials
Arrays Math
Easy
244 Count Perfect Numbers in a Range
Math Number Theory
Medium
245 Digital Root of a Number
Math
Easy
246 Check Co-Prime Numbers
Math Number Theory
Easy
247 Modular Multiplicative Inverse
Math Number Theory
Medium
248 Bitwise AND of Numbers Range
Bit Manipulation
Medium
249 Design a Circular Deque
Design Queues
Medium
250 Implement Stack Using Two Queues
Design Queues Stacks
Medium
Showing 226–250 of 1062
Prev 8 9 10 11 12 Next