java

Loops

Loops in JavaLoop in programming concept is block of code which provides a set of instruction that keeps executing until a specific condition is met and becomes true/false to stop its execution,whether execution needs to be stopped on true or false depends on the condition that is implemented to stop its execution. In Java there […]

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Sort String

Sort String Programmatically in Java Program 1 : Java Program to sort a string without using inbuilt sort() method Program 2 : Java Program to sort a string without using sort() method Program 3 : Java Program to sort a string without using Arrays.sort(T [ ], Comparator c) method

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Palindrome

Palindrome String A string is said to be palindrome if it is the same from both the ends. For example : malayalam,rotor,civic,etc Program 1 : Check Whether String is Palindrome (Using Reverse String) Program 2 : Check Whether String is Palindrome (Using Two Pointer) Program 3 : Check Whether String is Palindrome (Using Recursion) Program

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Anagram String

Anagram String What is Anagram String ? Two strings are said to be anagram if they contain the same characters even though order of characters may be different. For example read and dare,eat and tea,fear and fare and so on Program 1 : Java Program To Check Whether Two Strings Are Two Strings Are Anagram

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Reverse String

Reversing A String Programmatically Program 1 : Program to Reverse a String (Method – 1 Using for loop) Program 2 : Program to Reverse a String (Method – 2 Using String.getBytes() Method) Program 3 : Program to Reverse a String (Method – 3 Using StringBuilder.reverse() Method) Program 4 : Program to Reverse a String (Method

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Insert String

Inserting New String Into Existing String Program 1 : Java Program to insert String into another String (Method 1) Program 2 : Java Program to insert String into another String (Method 2 : Using String.substring()) Program 3 : Java Program to insert String into another String (Method 3 : Using StringBuffer.insert())

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Heap Sort

Heap Sort in Java Heap sort is a comparison-based sorting technique which is based on Binary Heap Data Structure. Heap Sort is an optimization of selection sort where we first find the max (or min) element swapping it with the last (or first). and we repeat the same process for the remaining elements. In Heap

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Merge Sort

Merge Sort in Java The merge sort is a divide and conquer algorithm that divides the input array into equal subarrays and then merges back those subarrays into a sorted array. The process of merge sort is to divide the array into two equal subarrays, sort each subarray, and then merge the sorted subarrays back

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