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5G NR: Simple guide to C-RAN vs Cloud RAN vs vRAN vs O-RAN
In previous chapter we shall learned about RRU, BBU, CU, DU fronthaul, midhaul; In this chapter we shall learn about: D-RAN C-RAN cloud RAN vRAN oRAN D-RAN vs C-RAN vs vRAN vs O-RAN What is D-RAN? DRAN...
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5G NR: RAN Functional Splits
A single Central Unit can be connected to multiple Distributed Units. CU-CP will have RRC, PDCP CU-UP will have SDAP, PDCP Distributed Units will include RLC, MAC, H-PHY. F1 interface is used to...
View ArticleArrays: Find numbers with even number of digits
Problem Statement: You are given an array of integers. You need to return the count of the numbers that has even number of digits. Example Input arr = {12, 123, 1234, 12345, 123456} Output: 3 The...
View ArticleArrays: Find unique numbers that sum upto zero
Problem Statement: You are given an integer n. You need to return the integers that sum upto 0. Example Input: n = 5 Output: {-5, -1, 1, 2, 3} Solution Method 1: In this method, we will use the...
View ArticleArrays: Check If N and Its Double Exist
Problem Statement: You are given an array, you need to check if a number and its double exist in that array. Example Input arr = {10, 2, 5, 3} Output: True N = 5 M = 10. 5*2 = 10. So there exist 2...
View ArticleArrays: Check if 3 consecutive odds exist
Problem Statement: You are given an array, you need to check if there are 3 consecutive odds exist. If exist then return true else false. Example Input: arr = [2,6,4,1] Output: false Solution The...
View ArticleArrays: Merge sorted array inplace
Problem Statement: You are given with 2 sorted arrays, you need to merge the array in-place. You may assume that the first array will have enough space to accomodate all the array elements. Example:...
View ArticleArrays: Find triplet with minimum sum
Problem Statement: Given an unsorted array, you need to find 3 elements whose sum is the minimum. Example: arr = {-1, 2, 3, -2}; Output: -1 The elements are: -1, -2, 2 The solution in very simple, take...
View ArticleArrays: Program to check if an Array is Palindrome or not
Problem Statement: Given an unsorted array, check if it is palindrome array or not. Example: arr[] = {1, 2, 0, 2, 1} Output: Palindrome Solution: The solution is very simple, below are the steps to...
View ArticleSearching and Sorting: Find the majority element in the array
Problem Statement: You are given an arrya of repeating elements. You need to find and print the majority element. An element that appears more tha n/2 times, is called as majority element. Example...
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