Amazon Interview Experience |Set 226 (On-Campus for SDE-1)

Amazon interview experience for SDE-1

1st round (1.5 hrs)

1. given a dictionary of words – {“sam”, “samsung”, “sung”…. }. check if a given string eg. “sungsamsungsam” can be made from the words in the dictionary.

2. magic number is a number formed by adding one or more powers of 5 .find Kth magic number. 5, 25, 25+5=30, 125, 125+5=130, 125+25=150, 125+25+5=155,….

20 mcqs having c++, networking, dbms and apti Qs.

1st interview–

0. introduce yourself

1. check if binary tree is BST or not.

2. go from 0,0 to m,n in a 2d matrix. find the maximum possible sum of your path. you can only move down or right.

3. given an array of integers. form pairs such that each pair’s sum is divisible by k. return 1 if this can be done, else 0.

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