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Paytm-Question

2 posts

Paytm QA Interview Experience

Last Updated: 19 September 2019

Round 1: Written test (if you will carry laptop then it is a proper testing questions):40 questions with basic cmd commands, basic SQL commands, basic program snippets to ...read more

Interview Experiences

Invert Binary Tree - Change to Mirror Tree

Last Updated: 06 October 2025

Given the root of binary tree, Convert it into its mirror. A mirror of a binary tree is another tree in which the left and right children of every non-leaf node are interc...read more

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