Indian

CoinDCX interview questions

Grouped by topic, sorted Easy → Medium → Hard, then by LeetCode ID. Click a problem to open it on LeetCode; the chapter column links to the handbook chapter that covers it.

Problems
10
Easy
3
Medium
6
Hard
1
Mapped to chapter
4

Misc

10 problems

Easy 3

20Valid Parentheses★ also at:FlipkartFreshworksGroww Also at 36 moreJioPaytmPhonePeSwiggyAdobeAirbnbAmazonAutodeskBloombergCiscoCrowdStrikeDelleBayEpic SystemsGoogleIntelIntuitJane StreetLinkedInLyftMetaMicrosoftNetflixNVIDIAPayPalQualcommRobloxSAPSplunkSpotifyTargetTeslaToastTwilioVMwareX (Twitter) EasyChapter
21Merge Two Sorted Lists★ also at:Cars24CleartripDelhivery Also at 24 moreFlipkartFreshworksSwiggyZohoAdobeAmazonArista NetworksBloombergByteDanceDocuSigneBayGoogleIntuitLyftMetaMicrosoftMongoDBQualcommRakutenRedditRevolutRipplingSnapVMware EasyChapter
141Linked List Cycle★ also at:Cars24GrowwAdobe Also at 11 moreAmazonAutodeskBloombergCiscoeBayGoogleMetaMicrosoftQualcommSAPVMware EasyChapter

Medium 6

142Linked List Cycle II★ also at:AirtelDelhiveryPaytm Also at 7 moreAdobeAmazonAutodeskBloombergeBayGoogleMicrosoft MediumChapter
626Exchange Seatsalso at:MeeshoZomatoAmazon Also at 1 moreMicrosoft Medium—
841Keys and Roomsalso at:NykaaSnowflake Medium—
1024Video StitchingMedium—
1155Number of Dice Rolls With Target SumMedium—
2008Maximum Earnings From Taxialso at:Myntra Medium—

Hard 1

1326Minimum Number of Taps to Open to Water a Gardenalso at:Cure.fitMeeshoIntuit Also at 3 moreMicrosoftMorgan StanleyRippling Hard—