STRINGS

50 programming challenges to help you master the fundamentals of CORE JAVA PROGRAMMING.

1

Program to Check if a String contains only digits?

2

Program to perform Deep Copy for String?

3

Program to prove String is immutable programmatically?

4

Program to remove all occurrences of a given character from input String?

5

Program to append the string using StringBuffer class

6

Program to insert the string using StringBuffer class

7

Program to Add Characters to a String

8

Program to Add Characters to a String

9

Program to Check Anagram

10

Program to check whether a string is a Palindrome

11

Program to Convert Enum to String

12

Program to Convert String to String Array

13

Program to count number of words in a String?

14

Program to count the total number of characters in a string

15

Program to count the total number of punctuation characters exists in a String

16

Program to count the total number of vowels and consonants in a string

17

Program to determine whether a given string is palindrome

18

Program to determine whether one string is a rotation of another

19

Program to divide a string in 'N' equal parts.

20

Program to find all subsets of a string

21

Program to find all the permutations of a string

22

Program to find maximum and minimum occurring character in a string

23

Program to find Reverse of the string

24

Program to find the duplicate characters in a string

25

Program to find the duplicate words in a string

26

Program to find the frequency of characters

27

Program to find the largest and smallest word in a string

28

Program to find the longest repeating sequence in a string

29

Program to find the most repeated word in a text file

30

Program to find the number of the words in the given text file

31

Program to Get a Character From the Given String

32

Program to Insert a string into another string

33

Program to Iterate Over Characters in String

34

Program to Print a New Line in String

35

Program to Print even length words

36

Program to print smallest and biggest possible palindrome word in a given string

37

Program to remove all the white spaces from a string

38

Program to replace lower-case characters with upper-case and vice-versa

39

Program to replace the spaces of a string with a specific character

40

Program to separate the Individual Characters from a String

41

Program to Splitting into a number of sub-strings

42

Program to swap two string variables without using third or temp variable.

43

Program to Swapping Pair of Characters

44

Read two String user input and check if first contains second?

45

Reserve String without reverse() function

46

Reverse String Word by Word

47

Write a program to check if two Strings are created with same characters?

48

Write a program to find out first non repeated character from input String?

49

Create an object StringBuffer class to reverse the string.

50

Create an object StringBuffer class to show functionality of insert, append, delete and replace functions.