_Beginner 2 Computer Science

Check if a string is palindrome or not is one of most common question we encountered during our basic days. Let's Solve this pr...

Actually compiler provided copy constructor copies all the values of members. So we are using a dynamic allocated member then only addres...

Lets Learn Pandas In [1]: import pandas as pd Pandas series pandas series is similar to numpy array, But...

Numpy and pandas are very popular packages used for data analysis. this post provide you quick guide to learn the basics of these...

CSV file is one of most common used format we encounter. Let see few technique to efficiently import these data to python for better ...

Python is one of most famous Programming Language. This is summary of python programming language for Quick Start to Python Programming . ...

Divide array in two part such that sum of array left to partition index i  is equal to sum of array right to partition index i . That is...

Finding first and last occurrence of given number in sorted list is a very easy problem and can easily solved by leaner search with worse c...

A vigenere Cipher uses a different strategy to create the key stream. The key stream is repetition of initial key stream of length m   whe...

It is a very simple poly alphabetic  cipher. In this cipher previous character of plain text used as key for encryption of next character ...

A Caesar cipher (shift cipher) is one of the simplest encryption methods. It is a Substitution Cipher that involves replacing each letter o...

 Pangrams are sentences constructed by using every letter of the alphabet at least once. Example : "The quick brown fox jumps over t...

Heap sort is very easy to implement and its time complexity is  O(n log(n)). Sorting Max-heap: Let array S is of size n . where   ...

Idea : - we are going to find factorial of a large number number. Factorial of large number store num in array such that each elem...

The first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 5th prime is 11.  What is the 10001st prime number??? This Q...

Binomial Series has Very important role in mathematics . Today we are going to discuss different approach of finding binomial coefficient ...

Fibonacci series => 0, 1, 1, 2, 3, 5, 8, 13, 21, 34 ... I`th number in series is sum of (i-1)th & (i-2)th number in series whe...

One Of very commonly asked problem in Job Interviews is To find number of occurrence of given word in given paragraph . This very easy q...

This Is one of Very Basic Programming Problem  for beginner . But If you never Did it , Try it once. Reverse Given Number :-  Example...

Finding Out Length  of  a String Is very easy task . you can directly use inbuilt function like strlen() or len() .  But if there is res...