Package Program in Java The package program in Java helps us to understand the significance of packages in Java. Packages are mainly used to group together similar classes, interfaces and sub-packages. Package programs in Java Read more…
Pyramid Program in Java In the previous section, we have discussed about the number pattern programs in Java. The logic for the number pattern and pyramid pattern is the same except for some changes. In Read more…
String Palindrome Program in Java The palindrome is a string, phrase, word, number, or other sequences of characters that can be read in both directions i.e. forward (left to right) and backward (right to left) Read more…
Techie Delight Coding made easy Given three sorted arrays of variable length, efficiently compute the minimum range with at-least one element from each of the arrays. For example, Input: 3 sorted arrays of variable length Read more…
Leap Year Program in Java: A leap year is a calendar year that have an extra day i.e. 366 days instead of 365 days is called leap year. In other words, A year that Read more…
Calculator Program in Java A calculator performs the basic mathematical operations such as addition, subtraction, multiplication, etc. In this section, we will create a calculator program in Java using switch case and Java swing. Let’s Read more…
Techie Delight Coding made easy Given an array of integers, find the length of longest subsequence formed by the consecutive integers. The subsequence should contain all distinct values and the character set should be consecutive, Read more…
Techie Delight Coding made easy Given an array and a positive number k, check whether the array contains any duplicate elements within range k. If k is more than size of the array, the solution Read more…
Techie Delight Coding made easy Longest Alternating Subarray is a problem of finding a subarray with alternating positive and negative elements, and in which the subarray is as long as possible. The problem differs from Read more…
Techie Delight Coding made easy Given a string, find minimum number of deletions required to convert it into a palindrome. For example, consider the string ACBCDBAA. The minimum number of deletions required are 3. A C B Read more…