Intercontinental Exchange interview questions

Willingness to work overtime Prior experience. Challenges. Work style. Past accomplishments. No weird surveys.

1st Round Hackerrank test. 23 min for two question. 1. Last Stone Weight We are playing a game with the stones. On each turn, we choose the heaviest two stones and smash them together. Suppose the heaviest two stones have weights x and y with x <= y. The result of this smash is: If x == y, both stones are destroyed, and If x != y, the stone of weight x is destroyed, and the stone of weight y has new weight y - x. At the end of the game, there is at most one stone left. 2. SQL query to print even rows Second Round: Technical Interview Questions from hasmap implementation, equals ,hashcode contract. Spring bean scopes,rest api design, table design in oracle. Streaming api question to group a list and then get sum of one of the field Third Round: Hackerranck test 10 question in 95 min Few MCQ, two java coding,one sql query Implement Factorial using multithreading , and while calculating you need to call another method which is provided. BST traversal , due to hackerranck autocomplete code error completely lost the track, by the time I realize this is an error 40 min passed. Code was like this class Tree{Node root, add(int value)} class Node(int data,Node left,Node right, add(int val){ //To complete } public static void main(..){ // To complete } } This point I got completely confused and proceed to next question by the time I come back here to write code time over. SQL query: to print all dept name, and highest avg salary two table