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Most voted questions under tag c programming

+10 votes
2 answers
How to write a C program to find the GCD of two numbers?
posted Nov 18, 2013 by Mona Sharma
  • c
  • c programming
+9 votes
1 answer
How to scan a string till we hit a new line using scanf()?
posted Nov 18, 2013 by Mona Sharma
  • c
  • c programming
+9 votes
2 answers
How do you compare floating point numbers?
posted Nov 18, 2013 by Anuj Yadav
  • c
  • c programming
+8 votes
1 answer
How to implement a read-write lock in C++ ?
posted Feb 11, 2014 by Kanika Prashar
  • c++
  • data structures
  • c programming
+8 votes
1 answer
How to findout the parity of a number?
posted Feb 7, 2014 by Manu Lakaster
  • c
  • c programming
  • parity
+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
  • bits
  • c programming
  • c
+8 votes
1 answer
How can we refer pointer and its working with the help of & operator?
posted Dec 17, 2013 by Prachi Agarwal
  • c
  • c programming
+8 votes
1 answer
Convert the given string into palindrome with minimum number of appends ?
posted Dec 10, 2013 by Diya Sharma
  • algorithms
  • data structures
  • c
  • c programming
  • string
+8 votes
2 answers
Divide the array in two subarray such that difference of the sum is minimum?
posted Nov 12, 2013 by Prakash Singh
  • c programming
  • data structures
  • algorithms
  • c
+8 votes
1 answer
How to find longest path of a given binary tree?
posted Oct 28, 2013 by Sanketi Garg
  • data structures
  • c
  • c programming
  • algorithms
+8 votes
1 answer
How to calculate the length of a Link List if it contains a loop?
posted Oct 28, 2013 by anonymous
  • data structures
  • c programming
  • c
  • c++
+8 votes
2 answers
How to delete the duplicate elements in a linklist?
posted Oct 28, 2013 by anonymous
  • c
  • data structures
  • c programming
  • algorithms
+8 votes
2 answers
Why there is two part of data section (UnInitialized and Initialized) ??
posted Oct 1, 2013 by Vikas Upadhyay
  • c programming
  • os
  • c
+7 votes
0 answers
implementation of malloc function with user provided pointer as a argument. ?
posted Jan 10, 2014 by Vikas Upadhyay
  • c
  • c programming
+7 votes
1 answer
write a program in C to know the last modification date of a file?
posted Dec 16, 2013 by Neeraj Pandey
  • c
  • c programming
+7 votes
2 answers
What is automatic type promotion in c
posted Dec 3, 2013 by Prachi Agarwal
  • c
  • c programming
+7 votes
1 answer
Print cousins of a given node in a tree?
posted Nov 26, 2013 by anonymous
  • algorithms
  • c
  • data structures
  • c programming
  • tree
+7 votes
1 answer
Check if a tree is a subtree of another tree?
posted Nov 26, 2013 by anonymous
  • data structures
  • c
  • c programming
  • algorithms
  • tree
+7 votes
1 answer
Print Border of given Tree in Anticlockwise Direction ?
posted Nov 23, 2013 by Diya Sharma
  • c
  • data structures
  • algorithms
  • c programming
  • tree
+7 votes
1 answer
Find the Common Ancestor and Print the Path.
posted Nov 23, 2013 by anonymous
  • algorithms
  • data structures
  • c
  • tree
  • c programming
+7 votes
2 answers
How to swap the two nibbles in a byte ?
posted Nov 18, 2013 by Anuj Yadav
  • c
  • c programming
+7 votes
3 answers
Is there a way to multiply matrices in lesser than o(n^3) time complexity?
posted Nov 18, 2013 by Anuj Yadav
  • data structures
  • c
  • algorithms
  • c programming
+7 votes
1 answer
Find number of anagram groups ?
posted Nov 18, 2013 by Vikas Upadhyay
  • algorithms
  • c
  • c programming
  • data structures
+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
  • c
  • data structures
  • algorithms
  • c programming
+7 votes
0 answers
Spider and Fly.
posted Nov 18, 2013 by Anuj Yadav
  • c
  • c programming
  • algorithms
  • data structures
+7 votes
1 answer
Find the path with least sum between two zeros in a matrix?
posted Nov 17, 2013 by Anuj Yadav
  • data structures
  • algorithms
  • c
  • c programming
+7 votes
0 answers
WAP for Given a 2D matrix.
posted Nov 12, 2013 by Prakash Singh
  • c programming
  • java
+7 votes
2 answers
Why we need volatile variables in C
posted Oct 29, 2013 by Mona Sharma
  • c
  • c programming
  • volatile
+7 votes
2 answers
Multiply two numbers represented by linked lists ?
posted Oct 29, 2013 by Anuj Yadav
  • data structures
  • c
  • algorithms
  • c programming
+7 votes
1 answer
why can we not use function on left side of an expression in C ?
posted Oct 29, 2013 by Vikas Upadhyay
  • c programming
  • c
  • c++
+7 votes
2 answers
Push all the zero’s of a given array to the end of the array.
posted Oct 29, 2013 by Mona Sharma
  • c
  • data structures
  • c programming
+7 votes
2 answers
How to know the size of the loop (only the loop size) in a single Link List?
posted Oct 28, 2013 by Salil Agrawal
  • data structures
  • c
  • c programming
  • algorithms
+7 votes
1 answer
If I have changed the no of parameter at one place where the function is being called.
posted Oct 14, 2013 by Vikas Upadhyay
  • c
  • c programming
+7 votes
1 answer
How can I print function name?
posted Oct 14, 2013 by Vikas Upadhyay
  • c
  • c programming
+7 votes
2 answers
Can we define function with in function.
posted Oct 13, 2013 by Mona Sharma
  • c programming
  • c
+6 votes
1 answer
What is the difference between open and create function in c?
posted Jan 28, 2014 by anonymous
  • c
  • c programming
+6 votes
2 answers
What is dynamic memory allocation? How can we free the memory when variables are no longer in use?
posted Dec 17, 2013 by Prachi Agarwal
  • c
  • c programming
+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
  • c
  • c programming
  • algorithms
  • data structures
+6 votes
1 answer
Given a matrix with 1s and 0s ?
posted Dec 12, 2013 by Gaurav Sharma
  • c programming
  • data structures
  • c
  • algorithms
+6 votes
0 answers
Connect same level nodes without level order traversal in a Binary Tree?
posted Nov 26, 2013 by anonymous
  • algorithms
  • data structures
  • c
  • tree
  • c programming
+6 votes
2 answers
Count Number of Non Leaf Nodes of a given Tree ?
posted Nov 23, 2013 by Mona Sharma
  • data structures
  • c
  • algorithms
  • c programming
+6 votes
2 answers
Check whether a Tree and its Mirror Image are same?
posted Nov 23, 2013 by Mona Sharma
  • data structures
  • algorithms
  • c
  • c programming
  • tree
+6 votes
2 answers
How to print all right nodes of tree?
posted Nov 23, 2013 by anonymous
  • data structures
  • algorithms
  • c programming
  • c
  • tree
+6 votes
3 answers
How would you rotate an NxN matrix by 90 degrees clockwise?
posted Nov 18, 2013 by Anuj Yadav
  • data structures
  • c
  • c programming
  • algorithms
+6 votes
4 answers
Which bit wise operator is suitable for turning off a particular bit in a number in C/C++?
posted Nov 17, 2013 by anonymous
  • c
  • c programming
  • c++
+6 votes
1 answer
What is use of const volatile ?
posted Oct 30, 2013 by Abhay Singh
  • c
  • c programming
  • volatile
+6 votes
3 answers
Reverse the words in a string without changing their order?
posted Oct 30, 2013 by Salil Agrawal
  • data structures
  • c
  • c programming
+6 votes
3 answers
Reverse the order of the words
posted Oct 29, 2013 by Mona Sharma
  • c
  • c programming
  • data structures
+6 votes
1 answer
Functionality of 3D matrix in 1D matirx ??
posted Oct 29, 2013 by Anuj Yadav
  • c
  • c programming
+6 votes
1 answer
Minimum no of counts from the knight to reach the king?
posted Oct 29, 2013 by Anuj Yadav
  • data structures
  • c
  • c programming
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