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Define enumeration? Enumeration is explained as values type that having of a set of named values. These values are constants and are called enumerators. An enumeration type is
Difference between the File and Random Access File classes? Ans) The File class encapsulates the files and directories of the local file system. The Random Access File class giv
RMI is a set of APIs that permits to build distributed applications. RMI uses interfaces to describe remote objects to turn local method invocations into remote method invocations.
1. Inception : In the mean while the inception phase, you work out the business part for the project. You also will be creating a rough cost estimate and return on investment.
Wechat and SugarCRM Project Description: Seeking the partner able to develop wechat program to integrate with SugarCRM. Wechat Official Account able to perform some functi
Luminous Jewels - The Polishing Game Byteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various lum
What is the Comparable interface? Comparable interface is used to sort arrays and collections of objects using collections.sort() and java.utils. Objects of the class implement
Super() Constructer: It is used to call constructor of parent class. Should be the first statement in the body of constructor. Using this we can access private variables
JavaScript is an extremely powerful object-based (or prototype-based) language. It is not a full-blown OOP (Object-Oriented Programming) language, like Java, however it is an objec
Explain garbage collection. Java uses garbage collection to free the memory. By cleaning those objects which is no longer reference by any of the program. Step involve in clean
package test.padovanstring;public class PadovanString {public int stringOccurrences(int n, String str){if(n >= 40)return -1;if(str.replaceAll("X|Y|Z","").length()>0)return -1;String res=pad(n);return(res.length() - res.replaceAll(str,"").length())/(str.length());}public String pad(int n){if(n == 0) return "X";if(n == 1) return "Y";if(n == 2) return "Z";else return pad(n-2) + pad(n-3);}public static void main(String []args){PadovanString p = new PadovanString();System.out.println(p.stringOccurrences(21,"YZ"));}}
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