Amazon Interview Experience for Fresher SDE - 1, Jan 2020
Online Coding Interview
For a given integer array/list 'ARR' of size 'N', find the total number of 'Inversions' that may exist.
An inversion is defined for...
An expression is called the postfix expression if the operator appears in the expression after the operands.
Infix expression: A + B * C - D Postfix expression: A B + C D - *
Tip 1 : Prepare application part of topics like graph other than the general questions.
Tip 2 : Prefer Leetcode for solving questions.
Tip 3 : Practice as many questions as possible from topic arrays.
Tip 1 : Add stuff you really have good knowledge about.
Tip 2 : Use the point-wise format for filling any area (eg: Brief explanation of projects).