Maximum Water Between Two Buildings

Given an integer array representing the heights of N buildings, the task is to delete N-2 buildings such that the water that can be trapped between the remaining two building is …

Smallest Positive missing number in Java

You are given an array arr[] of N integers including 0. The task is to find the smallest positive number missing from the array. Example 1: Input: N = 5 arr[] = {1,2,3,4,5} …

Count More than n/k Occurences GFG SOlution

Given an array arr[] of size N and an element k. The task is to find all elements in array that appear more than n/k times. Example 1: Input: N = 8 arr[] = {3,1,2,2,1,2,3,3} k …

Subarray with given sum Solution In Java

Given an unsorted array A of size N that contains only non-negative integers, find a continuous sub-array which adds to a given number S and return the left and right index of that subarray. In case of …

Median of Two Sorted Arrays GFG Solution in Java

Given two sorted arrays of sizes N and M respectively. The task is to find the median of the two arrays when they get merged.If there are even number of elements in the resulting array, find …

Read Space Separated Value in Java

Hello coders, In this blog, we will learn how to take inputs from the user and the inputs are separated by space. If you struggling to take input space-separated values …

Number of Islands GFG Solution in Java

Hello coders, This is another problem from GFG practice named “Number of Islands “. Problem Statement: Given a grid of size n*m (n is the number of rows and m …

Number of Islands Leetcode Solution

Hello Coders, Today, I give another solution for the Leetcode problem which is the ” Number of Islands Leetcode Solution “. But before moving on to the solution, let’s take …

Binary Tree Inorder Traversal Leetcode Solution

Hello Coders, Today, I give another solution for the Leetcode problem which is ” Binary Tree Inorder Traversal Leetcode Solution “. But before moving on to the solution, let’s take …

Validate Binary Search Leetcode Solution

Hello coders, In this blog, I’ll give a solution for another Leetcode Problem which is ” Validate Binary Search Leetcode Solution”. Let’s see the problem statement to understand the problem …