PrepFlow
Jobs
ATS Checker
Companies
DSA Sheets
Compiler
PrepFlow
Sign in
Login Required!
You need to log in to access your saved progress.
Companies
De Shaw
Stack
Stack
0/10 solved
Trapping Rain Water
HARD
Valid Parentheses
EASY
Largest Rectangle in Histogram
HARD
Min Stack
MEDIUM
Maximal Rectangle
HARD
Remove K Digits
MEDIUM
Basic Calculator
HARD
Basic Calculator II
MEDIUM
Implement Stack using Queues
EASY
Minimum Number of Visited Cells in a Grid
HARD