Contribute OA questions
OAHelper
CompaniesProblemsTopicsInterview Experiences
Explore
V

Visa

73 Questions31 Aug 2026Online Assessment
On CampusIIT (BHU) VaranasiIIT KharagpurIIT MandiIIT RoparJadavpur UniversityMNNIT Allahabad

Overall progress

0 / 73solved

0%
01
Minimum Path Score Between Cities
CodingSolve
02
Minimum Rounds to Clear an Array by Pairs and Triples
CodingPremium
03
Count Connected Components of a Bidirectional Graph
CodingPremium
04
Quiet Windows Between Events
CodingPremium
05
Numeric Literal Validator
CodingPremium
06
Closest Triple Sum to a Target
CodingPremium
07
Top Three New Connections for a User
CodingPremium
08
Earliest Slot for the New Meeting
CodingPremium
09
Filling the First Column with Thrown Blocks
CodingPremium
10
Skeletons That Spell a Word
CodingPremium
11
Fishing With Reusable Baits
CodingPremium
12
Library Insurance Value Tracker
CodingPremium
13
Contain the Malware Spread
CodingPremium
14
Minimum Operations to Leave One Element
CodingPremium
15
Minimum Unreachable Nodes After Directing Edges
CodingPremium
16
Maximum Total Processing Time Across Servers
CodingPremium
17
Perfect Digit Substrings
CodingPremium
18
Team Formation by Repeated Top-Window Selection
CodingPremium
19
Minimum Cost for Skill Quotas
CodingPremium
20
Maximize the Capped Contribution Sum
CodingPremium
21
Friend Holding The Ball
CodingPremium
22
Permutation Divisible By Eight
CodingPremium
23
Longest Selectable Non-Decreasing Subarray
CodingPremium
24
Longest Equal Binary Subarray
CodingPremium
25
Previous Bus Departure
CodingPremium
26
Triangle Membership of Two Points
CodingPremium
27
Longest Balanced Binary Subarray After One Flip
CodingPremium
28
Minimum Operations to Empty an Array of Powers of Two
CodingPremium
29
Sum of Even Powers of Two
CodingPremium
30
Cooling Chamber Synthesis
CodingPremium
31
Minimum Cost to Connect Servers
CodingPremium
32
Minimum Server Hops
CodingPremium
33
Minimum Cost to Connect Servers
CodingPremium
34
Minimum Split Into Valid Powers of Two
CodingPremium
35
Process Log Order
CodingPremium
36
Sum of Differences of All Pairs
CodingPremium
37
Minimum Peak GPU Usage
CodingPremium
38
Balanced Prefixes After One Swap
CodingPremium
39
City Route Bottleneck Score
CodingPremium
40
Minimum Server Hops
CodingPremium
41
Longest Subsequence With a Fixed Index-Value Sum
CodingPremium
42
Count Timestamps in the Previous 10 Minutes
CodingPremium
43
Process Log Order
CodingPremium
44
Minimum k to write each array element as a constrained sum
CodingPremium
45
Minimum k-Element Power-of-Two Decomposition
CodingPremium
46
Signal Sorting Sweeps
CodingPremium
47
Server Idle Time
CodingPremium
48
Messages in the Last Ten Time Units
CodingPremium
49
Minimum Unreachable Warehouses
CodingPremium
50
Minimum Sum Solution of a Linear Equation
CodingPremium
51
Sum of Differences Over All Index Pairs
CodingPremium
52
Distinct Chapters Missed During an Absence
CodingPremium
53
Time Machine Itinerary
CodingPremium
54
Two-Denomination Target Sums
CodingPremium
55
Sensor Data Correction
CodingPremium
56
Array Peaks
CodingPremium
57
Simplified Text Editor
CodingPremium
58
Stock Trading Bot Optimization
CodingPremium
59
Chat Message Vowel Substrings
CodingPremium
60
Laboratory Synthesis Time
CodingPremium
61
Stock Car Race Elimination
CodingPremium
62
Molecular Bond Pairings
CodingPremium
63
Largest Square in a Cityscape
CodingPremium
64
Consecutive Threshold
CodingPremium
65
Longest Stable Transaction Period
CodingPremium
66
Busiest Month
CodingPremium
67
Object Collision
CodingPremium
68
Substrings with Two Vowels
CodingPremium
69
Bubble Popping Game
CodingPremium
70
Panel and Codes
CodingPremium
71
Exhibition Highlights
CodingPremium
72
Robot Movement — Final Direction
CodingPremium
73
Version Control System — Fullest Branch
CodingPremium
Company OAsAll ProblemsTopicsCompany InsightsOA CalendarInterview ExperiencesPremium
OAHelper

Built by students, for students - practice company-specific OAs, DSA sheets, and real interview experiences to land your dream role.

© 2026 OAHelper.in·Terms·Privacy·Refunds·Trust & Safety·Contact·
Ready to crack your next OA?

Practice company-specific questions trusted by thousands of students across India.

Start PracticingGo Premium
OA Practice·DSA·Placements

Disclaimer: OAHelper is an independent educational platform. We (oahelper.in) do not own the images or questions shown. Content is uploaded by users.