Java-Basic-Assignments Fibonacci Series Prime Number Perfect Number Factorial Reverse a Number/Palindrome Number **Remove duplicate digits from a given number. Find frequency of each character in a ...

Given two strings s1 and s2, write a function to return true if s2 contains the permutation of s1. In other words, one of the first string's permutations is the substring of the second string.

This paper studies reconstruction of strings based upon their substrings spectrum. Under this paradigm, it is assumed that all substrings of some fixed length a ...