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DSA Practice

Pattern-based coding interview practice with curated problems, difficulty, and frequency signals.

Progress

0 / 6 solved

Easy0/6 (0%)

Medium0/0 (0%)

Hard0/0 (0%)

Practice Filters

5 problems

5 unsolved0 revision4 topics • 5 patterns • 5 problems

Status

Problem

Difficulty

Importance

Practice

Solution

Revision

Note

Reverse Array

Arraygoogleapple

DifficultyEasy

Importance

Practice

LCEA

Solution

Revision

Note

Status

Problem

Difficulty

Importance

Practice

Solution

Revision

Note

Count Digits in a Number

DifficultyEasy

Importance

Practice

LCEA

Solution

Revision

Note

Status

Problem

Difficulty

Importance

Practice

Solution

Revision

Note

Count the Digits That Divide a Number

math

DifficultyEasy

Importance

Practice

LCEA

Solution

Revision

Note

Status

Problem

Difficulty

Importance

Practice

Solution

Revision

Note

Running Sum of an Array

arrayprefix sumamazongooglemicrosoft

DifficultyEasy

Importance

Practice

LCEA

Solution

Revision

Note

Status

Problem

Difficulty

Importance

Practice

Solution

Revision

Note

Longest Subarray with Sum K

arraymaphashmapamazon

DifficultyEasy

Importance

Practice

LCEA

Solution

Revision

Note

DSA Practice

Array

Array Fundamentals

General

General Fundamentals

Math

Math Fundamentals

Array

Prefix sum

Map