1203 
Sort Items by Groups Respecting Dependencies 
Hard 
Depthfirst Search

Graph

Topological Sort

1208 
Get Equal Substrings Within Budget 
Medium 
Array

Sliding Window

1245 
Tree Diameter 
Medium 
Tree

Depthfirst Search

Breadthfirst Search

1266 
Minimum Time Visiting All Points 
Easy 
Array

Geometry

1267 
Count Servers that Communicate 
Medium 
Array

Graph

1268 
Search Suggestions System 
Medium 
String

1269 
Number of Ways to Stay in the Same Place After Some Steps 
Hard 
Dynamic Programming

1275 
Find Winner on a Tic Tac Toe Game 
Easy 
Array

1276 
Number of Burgers with No Waste of Ingredients 
Medium 
Math

Greedy

1277 
Count Square Submatrices with All Ones 
Medium 
Array

Dynamic Programming

1278 
Palindrome Partitioning III 
Hard 
Dynamic Programming

1281 
Subtract the Product and Sum of Digits of an Integer 
Easy 
Math

1282 
Group the People Given the Group Size They Belong To 
Medium 
Greedy

1283 
Find the Smallest Divisor Given a Threshold 
Medium 
Binary Search

1284 
Minimum Number of Flips to Convert Binary Matrix to Zero Matrix 
Hard 
Breadthfirst Search

Graph

1290 
Convert Binary Number in a Linked List to Integer 
Easy 
Linked List 
Bit Manipulation

1291 
Sequential Digits 
Medium 
Backtracking

1295 
Find Numbers with Even Number of Digits 
Easy 
Array

1296 
Divide Array in Sets of K Consecutive Numbers 
Medium 
Array

Greedy

1297 
Maximum Number of Occurrences of a Substring 
Medium 
String

Bit Manipulation

1298 
Maximum Candies You Can Get from Boxes 
Hard 
Breadthfirst Search
