Hussain Lohawala

Added the algoritm to find the next greater algorithm in a stack.

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#### Description of Change #### Checklist - [x] Added file name matches [File name guidelines](https://github.com/TheAlgorithms/C-Plus-Plus/blob/master/CONTRIBUTING.md#New-File-Name-guidelines) - [ ] Added tests and example, test must pass - [ ] Added documentation...

Registration page

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## Description Please provide a brief description of the changes or additions made in this pull request. ## Related Issues If this pull request is related to any issue(s), please...

Registration page connected

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## Description Users were facing issues as there was no way to register a new user. So created a pipeline for the same. ## Related Issues This PR solves the...

Solved the Week01 [calculator](https://github.com/100xdevs-cohort-2/assignments/blob/master/01-js/hard/calculator.js) problem. 

Solved the week1 hard problem [todolist](https://github.com/100xdevs-cohort-2/assignments/blob/master/01-js/hard/todo-list.js)