CodeAlley

13/06/2020

Intro to Garbage Collection

For example, In C, we have library functions like “malloc()/realloc()/calloc()” that will allow buffer memories for you. You have to…

31/10/2018

Array Problem1:


Given an unsorted array of integers whose each element lies in range 0 to n-1 where n is the size of the array, calculate the frequency of all elements present in the array in linear time and using constant space

Input: { 2, 3, 3, 2, 1 }
Output:
Element 1 appears 1 times
Element 2 appears 2 times
Element 3 appears 2 times

Want to know solution ... ? inbox us ..

30/10/2018

Do you know you can define "infinity" in PYTHON ?
curious .. ? want to know how.. ?

Follow us or inbox us to get the answer.
😀

29/10/2018

Do you know the complexity of building a Heap (Priority Queue) is O(n) instead of O(nLogn).
curious ... ? want to know why ??
Follow us or inbox us to get the answer.