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Output of C Programs | Set 2

Predict the output of below programs. Question 1 c #include<stdio.h> char *getString() { char str[] = "Will I be printed?"; return str; } int main() {… Read More

C-Output

Program Output

Output of C Programs | Set 1

Predict the output of below programs. Question 1 c #include<stdio.h> int main() { int n; for(n = 7; n!=0; n--) printf("n = %d", n--); getchar();… Read More

Output of C Programs

Program Output

8 queen problem

The eight queens problem is the problem of placing eight queens on an 8×8 chessboard such that none of them attack one another (no two… Read More

chessboard-problems

Backtracking

DSA

Condition To Print “HelloWorld”

What should be the “condition” so that the following code snippet prints both HelloWorld! if "condition" printf ("Hello"); else printf("World"); Method 1: using logical NOT(!) c… Read More

c-puzzle

C Language

C++

Power Set

Power Set: Power set P(S) of a set S is the set of all subsets of S. For example S = {a, b, c} then… Read More

Snapdeal

DSA

Mathematical

Largest Sum Contiguous Subarray (Kadane’s Algorithm)

Given an array arr[] of size N. The task is to find the sum of the contiguous subarray within a arr[] with the largest sum. … Read More

24*7 Innovation Labs

Accolite

Amazon

Amazon-Question

D-E-Shaw

FactSet

Flipkart

Hike

Housing.com

MakeMyTrip

MetLife

Microsoft

Morgan Stanley

Ola Cabs

Oracle

OYO Rooms

Payu

Samsung

Snapdeal

subarray

subarray-sum

Teradata

Visa

Visa-Question

VMWare

Walmart

Zoho

Arrays

DSA

Dynamic Programming

Position of rightmost set bit

Write a one-line function to return the position of the first 1 from right to left, in the binary representation of an Integer. Examples: Input:… Read More

Amazon

Bit Magic

DSA

Program to find whether a given number is power of 2

Given a positive integer n, write a function to find if it is a power of 2 or not Examples: Input : n = 4Output… Read More

FactSet

Qualcomm

Samsung

SAP Labs

Bit Magic

DSA

Mathematical

Java Program to find whether a no is power of two

Given a positive integer, write a function to find if it is a power of two or not. Examples : Input : n = 4… Read More

Java Programs

Majority Element

Find the majority element in the array. A majority element in an array A[] of size n is an element that appears more than n/2… Read More

Accolite

Amazon

D-E-Shaw

FactSet

Majority Element

MakeMyTrip

Microsoft

Moore's Voting Algorithm

Samsung

Arrays

DSA

Check if pair with given Sum exists in Array (Two Sum)

Given an array A[] of n numbers and another number x, the task is to check whether or not there exist two elements in A[]… Read More

ABCO

Accolite

Amazon

Amazon-Question

CarWale

CarWale-Question

FactSet

Flipkart

Hike

Infosys

Microsoft

Morgan Stanley

SAP Labs

Wipro

Zoho

Arrays

Backtracking

DSA

Hash

Recursion

Output of the program | Dereference, Reference, Dereference, Reference….

Predict the output of below program #include<stdio.h> int main() { char *ptr = "geeksforgeeks"; printf("%c\n", *&*&*ptr); getchar(); return 0; } Output: g Explanation: The… Read More

C-Output

C-Pointers

C Language

Program Output

Check if given strings are rotations of each other or not

Given a string s1 and a string s2, write a function to check whether s2 is a rotation of s1. Examples: Input: S1 = ABCD,… Read More

rotation

DSA

Strings

Given only a pointer/reference to a node to be deleted in a singly linked list, how do you delete it?

Given a pointer to a node to be deleted, delete the node. Note that we don’t have a pointer to the head node. Recommended Practice… Read More

Amazon

Goldman Sachs

Kritikal Solutions

Linked Lists

loop

Microsoft

Samsung

Visa

DSA

Linked List

Write program to calculate pow(x, n)

Given two integers x and n, write a function to compute xn. We may assume that x and n are small and overflow doesn’t happen.… Read More

Amazon

MakeMyTrip

maths-power

Microsoft

Modular Arithmetic

Divide and Conquer

DSA

Mathematical

Java Program for Sum the digits of a given number

Given a number, find the sum of its digits.Example : Input : n = 687Output : 21 Input : n = 12Output : 3 1.… Read More

Java Programs