Most Java programmers have used the java.util.StringTokenizer class at some time or another. It is a handy class that basically tokenizes (breaks) the input string based on a separator, and supplies ...

Java’s String class encapsulates an array of bytes. A byte can be converted to a char, in which case, String becomes an array of characters used to compose words, sentences, or any other data you want ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...

We construct a matrix to keep track of maximal length suffix of all substrings. We can find the maximal value from this matrix and traverse from that cell diognally upwards till the cell value becomes ...

Given a string S and a string T, find the minimum window in S which will contain all the characters in T in complexity O(n). If there is no such window in S that covers all characters in T, return the ...