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Array

  • Algorithm Algorithm Interview Array
    03 October

    Stock Buy Sell to Maximize Profit

    If you want to practice data structure and algorithm programs, you can go through 100+ java coding interview questions. Given an array of integers representing stock price on a single day, find max profit that can be earned by 1 transaction. So you need to find a pair (buyDay,sellDay) where buyDay < = sellDay and it […]

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  • Algorithm Interview Array
    03 October

    Search in a row wise and column wise sorted matrix

    If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. Problem : Given row wise and column wise sorted matrix ,we need to search element with minimum […]

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  • Algorithm Interview Array
    03 October

    Find all pairs of elements from an array whose sum is equal to given number

    If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. Problem : Given a  array,we need to find all pairs whose sum is equal to number X. For example: [crayon-681d698dbddfd933248202/] Solution : Solution 1: You can check each and every pair of numbers and find the […]

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  • Algorithm Interview Array
    01 October

    Given a sorted array and a number x, find the pair in array whose sum is closest to x

    If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. Problem : Given a sorted array,we need to find a pair whose sum is closed to number X in Array. For example: [crayon-681d698dbdf95664160942/] Solution : Solution 1: You can check each and every pair of numbers […]

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  • Algorithm Interview Array
    01 October

    Find a Pair Whose Sum is Closest to zero in Array

    If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. Problem : Given array of +ve and -ve integers ,we need to find a pair whose sum is closed to Zero in Array. For example: [crayon-681d698dbe9bf159151773/] Solution : Solution 1: You can check each and every […]

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  • Algorithm Interview Array
    29 September

    find transpose of a matrix in java

    If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. In this post, we will see how to find transpose of matrix in java. Transpose of matrix? A matrix which is created by converting all the rows of a given matrix into columns and vice-versa. Below […]

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  • Algorithm Interview Array
    28 September

    Minimum Number of Platforms Required for A Railway Station

    If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. 1. Introduction to Problem You are given arrival and departure time of trains reaching to a particular station. You need to find minimum number of platforms required to accommodate the trains at any point of time. […]

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  • Algorithm Interview Array
    26 September

    Find the number occurring odd number of times in an array

    If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. In this post, we will see how to find number occurring odd number of times in the array. Problem: You are given a array of integer. All numbers occur even number of times except one. You […]

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  • Algorithm Interview Array java programs
    24 September

    Java Program to Find Second Largest Number in An Array

    If you want to practice data structure and algorithm programs, you can go through data structure and algorithm interview questions. 1. Overview In this post, we will see how to find the second largest number in an array. This is a one of common interview questions on array data structure. 2. Introduction to Problem Statement Given […]

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