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Code Snippets Interview Questions
Questions Answers Views Company eMail

Given an array of size N in which every number is between 1 and N, determine if there are any duplicates in it. You are allowed to destroy the array if you like.

ABC, eBay, Goldman Sachs, Google, HUP, Microsoft, TATA,

21 41350

Write a routine to draw a circle (x ** 2 + y ** 2 = r ** 2) without making use of any floating point computations at all.

Mentor Graphics, Microsoft,

2 20452

Given only putchar (no sprintf, itoa, etc.) write a routine putlong that prints out an unsigned long in decimal.

Fusion Systems GmbH,

6 17137

Give a one-line C expression to test whether a number is a power of 2.

Microsoft,

10 20585

Given an array of characters which form a sentence of words, give an efficient algorithm to reverse the order of the words (not characters) in it.

Wipro,

2 9143

Give a very good method to count the number of ones in a 32 bit number. (caution: looping through testing each bit is not a solution)

Microsoft,

7 26685

program to Reverse a linked list

Aricent, Microsoft, Ness Technologies,

12 54336

write a program to Insert in a sorted list

Microsoft,

4 12538

Program to Delete an element from a doubly linked list.

College School Exams Tests, Infosys,

4 30987

Write a function to find the depth of a binary tree.

Adobe, Amazon, EFI, Imagination Technologies,

13 82736

Write a routine that prints out a 2-D array in spiral order

Microsoft,

3 15671

Write, efficient code for extracting unique elements from a sorted list of array. e.g. (1, 1, 3, 3, 3, 5, 5, 5, 9, 9, 9, 9) -> (1, 3, 5, 9).

Intel, Microsoft, TCS,

12 31316

Given a list of numbers ( fixed list) Now given any other list, how can you efficiently find out if there is any element in the second list that is an element of the first list (fixed list)

Disney, Google, ZS Associates,

3 12331

Print an integer using only putchar. Try doing it without using extra storage.

2 17808

How to swap two variables, without using third variable ?

AB, ADP, BirlaSoft, Cisco, Cygnet Infotech, HCL, Hewitt, Honeywell, HP, IBM, Infosys, Manhattan, Microsoft, Mobius, Percept, Satyam, SofTMware, TCS, Wipro, Yamaha,

104 207271


Un-Answered Questions { Code Snippets }

To Write a C program to remove the repeated characters in the entered expression or in entered characters(i.e) removing duplicates. String contains only lowercase characters ['a'-'z']

210


Write a python program to swap the first and last value of a list?

334


How to get one hasmap value in another hashmap ,only value not key

701


A program that will create a movie seat reservation. The program will display the summary seats and its status. The user will be ask what seat no. to be reserved, then it will go back again to the summary to display the updated seat status. If the seat no. is already reserved then it will prompt an error message. And also if the input seat no is out of range then it will also prompt an error message. The program is continuously running. Termination of the program will depends on how the programmer will apply. Sample output: Movie Seats Reservation Summary of Seats: Seat 1: Available Seat 2: Available Seat 3: Available Seat 4: Available Seat 5: Available Enter seat no. (Press 0 to terminate Or the assigned seat capacity) : 1 Movie Seats Reservation Summary of Seats: Seat 1: Reserve Seat 2: Available Seat 3: Available Seat 4: Available Seat 5: Available Enter seat no. (Press 0 to terminate Or the assigned seat capacity) : 6 The Seat no. is out of range! Movie Seats Reservation Summary of Seats: Seat 1: Reserve Seat 2: Available Seat 3: Available Seat 4: Available Seat 5: Available Enter seat no. (Press 0 to terminate Or the assigned seat capacity) : 1 The Seat no. is already reserved! Movie Seats Reservation Summary of Seats: Seat 1: Reserve Seat 2: Available Seat 3: Available Seat 4: Available Seat 5: Available Enter seat no. (Press 0 to terminate Or the assigned seat capacity) : 0 GoodBye... Thank You!!!

1474


Create a program to read two random data set in two files named data1.txt and data2.txt manifold contains integer numbers, whereas data2.txt file contains the float type numbers. Simpanlahmasing each into 2 pieces of data that is an array of type integer array and an array of type float, then calculate the average numbers in the second array.

1901






Write a program to find sum of the digits of a number in python?

299


Write a program to reverse a number in python?

315


How to find No of classes,Packages,No of Methods per Classes and Depth of Inheritance for selecting source code in windows form application using c# .net? (Source code is input Program. It may be Java or .net) Please help me..) Thanks..)

2038


why do you use macros? Explain a situation where you had to incorporate macros in your proc report? use a simple instream data example with code ?

1970


Is there any way to open notepad within php?

1507


In LSMW , what does the following error mean and how to rectify it : Incorrect interface data for set 78 in method C . This error is occuring in idoc processing step of LSMW.

1932


plz send code for Ecorps in j2ee frontend:J2EE Backend: DB2 Express

2204


How to encode and decode URL strings?

1601


how to pass data between pages using Cookies

1652


code to keep a page Out of the browser history

1471