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How you set state in react.
The challenge was comprised of two tasks; one code challenge and one puzzle.
There was no human interaction, just the coding test.
Given a 2D map w/ walls: -------- | | |xxxx | | | ------------- Write a function that finds the shortest route distance between any two empty points in the map.
What is the output of the following program? class Poly { static int length; int width; public Poly(int l, int w) { length = l; width = w; } int area() { return 2*length*width; } } class Rect extends Poly { public Rect(int l, int w) { super(l,w); } int area() { return length*width; } } class Solution { public static void main(String args[]) { Poly rect1 = new Poly(5,5); Poly rect2 = new Rect(6,4); int area1 = rect1.area(); int area2 = rect2.area(); System.out.println(area1 + " " + area2); } } 30 24 60 48 60 24 25 24 50 48 48 24 50 24
You work in a factory that manufactures balls. One day one of the balls manufactured in a group of eight is slightly heavier than the rest. You have a standard scale with which you can weigh the balls. How would you go about finding the defective ball in the least amount of weighing attempts possible (maximum of 2 attempts).
1.Code challenge.
1. Spring MVC Architecture 2.OOPS Concepts 3.Hibernate ORM 4. What is IOC Controller 5. JDBC Connections etc..
Write a program to generate 6,15,35,77,143,221,323,437...........
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