Most viewed questions under tag c

0 votes

2 answers

What is the difference between exit(0) and exit(1) in C language?

posted Jun 19, 2014 by anonymous

+2 votes

3 answers

How to multiply two numbers represented by array of integers?

posted Mar 2, 2016 by anonymous

+4 votes

2 answers

Can someone write C program to remove duplicate entries from an array with less than O(n2) complexity ?

posted Sep 18, 2013 by Ganesh Kumar

0 votes

In C function fopen() with the mode "r+" tries to open the file for - [MCQ]

posted Nov 24, 2017 by anonymous

+1 vote

1 answer

What is the difference between sleep and usleep in C, please explain with example?

posted Jul 27, 2015 by Tapesh Kulkarni

+8 votes

2 answers

Swap the first 8 bits and the last 8 bits of 16-bit value

posted Feb 6, 2014 by Manu Lakaster

+4 votes

5 answers

Memory allocation without malloc function?

posted Oct 3, 2013 by Giri Prasad

+2 votes

3 answers

How to determine the size of a variable without using the sizeof operator in C/C++?

posted Aug 1, 2014 by anonymous

0 votes

1 answer

What is the difference between structure variable and normal variable?

posted May 12, 2016 by anonymous

0 votes

1 answer

What is the difference between 'x' and "x" in c language?

posted Dec 6, 2017 by anonymous

+4 votes

2 answers

What is the difference between arrayname and a pointer in C/C++?

posted Nov 15, 2013 by anonymous

+3 votes

2 answers

What is an argument? Differentiate between formal arguments and actual arguments?

posted Dec 6, 2013 by Prachi Agarwal

+3 votes

1 answer

Rearrange a string so that all same characters become d distance away!

posted May 7, 2014 by Muskan

0 votes

1 answer

Convert the expression ((A + B) * C - (D - E) ^ (F + G)) to equivalent Prefix and Postfix notations.

posted May 8, 2017 by Rahul Prashad

+5 votes

2 answers

Remove a middle node of a singly linked which has odd number of nodes using a single pointer ?

posted Oct 9, 2013 by Neeraj Mishra

+4 votes

2 answers

Swap the ith and jth Bits for a 32-Bit Integer.

posted Nov 23, 2013 by Vikas Upadhyay

+5 votes

1 answer

C program for bit pattern search?

posted Dec 30, 2013 by Giri Prasad

+4 votes

1 answer

Best way to find if two numbers are coprime?

posted Nov 29, 2013 by anonymous

+2 votes

2 answers

How to check if a given Binary Tree is Heap?

posted Nov 3, 2015 by anonymous

+5 votes

2 answers

Is it better to use a macro or a function?

posted Nov 19, 2013 by anonymous

+2 votes

3 answers

How to print element of 2d matrix in spiral?

posted Oct 23, 2013 by Anuj Yadav

+7 votes

1 answer

Find the Common Ancestor and Print the Path.

posted Nov 23, 2013 by anonymous

+10 votes

0 answers

How to print spiral number patterns using only loops, conditions and basic maths?

posted Jan 28, 2014 by Asmita Agrawal

+7 votes

3 answers

What is the prototype of printf function in c language?

posted Apr 3, 2016 by Shahsikant Dwivedi

0 votes

3 answers

What is a NULL Macro? What is the difference between a NULL Pointer and a NULL Macro?

posted May 12, 2016 by Hasan Raza

+3 votes

1 answer

What is the difference between \r and \n in C/C++?

posted Oct 6, 2014 by anonymous

+4 votes

2 answers

C: Find the string which is made up of maximum number of other strings ?

posted Oct 18, 2013 by Vikram Singh

+3 votes

0 answers

How to find the no of consecutive 1's in binary numbers using C?

posted Apr 12, 2016 by anonymous

+10 votes

2 answers

How to write a C program to find the GCD of two numbers?

posted Nov 18, 2013 by Mona Sharma

+7 votes

2 answers

Can we define function with in function.

posted Oct 13, 2013 by Mona Sharma

+3 votes

4 answers

Why comparing float gives unexpected output in C?

posted May 22, 2015 by Mohammed Hussain

+4 votes

2 answers

What's the difference between system calls and library routines?

posted Jan 28, 2014 by anonymous

+2 votes

1 answer

C Program to find LCM of given numers using Recursion?

posted Dec 15, 2014 by Chirag Gangdev

+4 votes

2 answers

Why should I not cast the result of malloc in C?

posted Dec 10, 2014 by Salil Agrawal

+7 votes

0 answers

Given two n-node trees, how many rotations does it take to convert one tree into the other?

posted Nov 18, 2013 by Vikas Upadhyay

+5 votes

2 answers

Is Singly Linked List a Palindrome ??

posted Nov 4, 2013 by Mona Sharma

0 votes

1 answer

C: What is wrapper function and how it is written in C language ?

posted Jul 15, 2017 by Vikram Singh

+1 vote

2 answers

What is a re-entrant function of C/C++?

posted Jul 6, 2015 by Pardeep Kohli

+5 votes

1 answer

How to disable GCC optimization

posted Sep 11, 2013 by Anderson

+3 votes

4 answers

Make palindrome of link list's element

posted Oct 23, 2013 by Anuj Yadav

+2 votes

1 answer

How to delate a node from the threaded binary tree?

posted Nov 1, 2013 by Meenal Mishra

+1 vote

2 answers

Are the expressions arr and &arr same for an array of integers?

posted May 12, 2016 by Hasan Raza

+5 votes

0 answers

Find out a number which is palindrome in decimal and octal notation?

posted Nov 13, 2013 by anonymous

+1 vote

2 answers

Write a loop statement that will show the following output

posted Dec 2, 2014 by Vinitha

+1 vote

1 answer

How to double the number of vowels in a given string using C?

posted Mar 17, 2014 by Rahul Mehra

+6 votes

2 answers

Implement a function to find the first character in a string which only appears once.

posted Dec 12, 2013 by Anuj Yadav

+2 votes

2 answers

How to include header file during compilation?

posted May 21, 2015 by anonymous

+5 votes

1 answer

Can we realloc a string inside a structure in C?

posted Jun 3, 2016 by Rupali Dadhe

+3 votes

1 answer

How to find all permutations of a given string?

posted Nov 28, 2013 by Neelam

+5 votes

2 answers

Is it valid to address one element beyond the end of an array?

posted Dec 21, 2013 by Prachi Agarwal