Time Needed to Buy Tickets at Twitter

Problem Description

There are `n` people in a line queuing to buy tickets, where the `0th` person is at the **front** of the line and the `(n - 1)th` person is at the **back** of the line. You are given a **0-indexed** integer array `tickets` of length `n` where the number of tickets that the `ith` person would like t...

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