Core Java Programming Challenges #40 | Coding Challenges | Naresh IT

Core Java Programming Challenges #40 | Coding Challenges | Naresh IT

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[sreedharkamera]

class Test
{
public static void main(String[] args)
{
String str="i am java programmer";
String[] st=str.split("");

for(int j=st.length-1;j>=0;j--)
{
System.out.print(st[j]);

}
System.out.print("\n");
}
}

[SivaKumar-mmng]

var message = "I am a Swift Programmer! And i am really proud to be a part of it."
var EPOCH = -1

func removeAllSpecialCharacters(in string: inout String) -> (count: Int, originalString: String) {
var count = 0
var tempCharacterArray: [Character] = Array.init()
string = string.lowercased()
let copyString = string
for char in string {
if !(char >= "a" && char <= "z") && !(char == " ") {
count += 1
} else {

}

}
string =
return (count, copyString)
}

func parseStringIntoWords(with handler: (String) -> [Character]) -> [String] {
// Removing ALl Special Characters From Array
&message)
// Parsing String in to Character Array
let characterArray = handler(message)
var tempString = ""
var words: [String] = Array.init()
for char in characterArray {
if char != " " {
tempString.append(char)
} else {
words.append(tempString)
tempString = ""
}
}
words.append(tempString)
return words
}

func array: String) -> [Character] {
var tempCharArray: [Character] = Array.init()
for char in array {
tempCharArray.append(char)
}
return tempCharArray
}

let words = parseStringIntoWords(with:

// Reverses A String
// For Example if a given String is "hello" then the reveresed String of that will be printed as "olleh"
func reverse(_ immutatedString: String) -> String {
var characterArray: [Character] = Array.init()
for char in immutatedString {
characterArray.append(char)
}
var minIndex: Int = 0
var maxIndex: Int = immutatedString.count - 1
for _ in 0..<characterArray.count / 2 {
let tempItem = characterArray[minIndex]
characterArray[minIndex] = characterArray[maxIndex]
characterArray[maxIndex] = tempItem
minIndex += 1
maxIndex -= 1
}
return String(characterArray)
}

var maxIndex = words.count - 1

while maxIndex != EPOCH {

maxIndex -= 1
}


Result:
ti
fo
trap
a
eb
ot
duorp
yllaer
ma
i
dna
remmargorp
tfiws
a
ma
i

[rohitjaiswal]

public class chal40 {

public static void main(String[] args) {

String line="I am java Programmer";

String[] arr;
int i=0;
System.out.println("Reverse the Spliting String is--\n");
while(i<line.length()-1)
{
arr=line.split("");
int j=arr.length-1;
while(j>=0) {


j--;
i++;
}

}

}

}

[rajeshpro]

public class stringManupulation {
public void funcStrings(String name){
String[] arr = name.split(" ");
String[] arr2 = new String[arr.length];
for(int i=0; i<arr.length; i++){
String temp ="";
for(int j=0; j<arr[i].length(); j++){
temp = arr[i].charAt(j)+temp;


}
arr2[i] = temp;

}
for(String i:arr2){
System.out.println(i);
}
}
public static void main(String[] args){
String State = "I Am The Java Developer";
stringManupulation obj = new stringManupulation();
obj.funcStrings(State);
}
}

[SunilKumarSunil]

public static void main(String[] args) {
StringTokenizer str = new StringTokenizer("My Name is Sunil");
String rev="";
while (str.hasMoreTokens()) {
rev=str.nextToken();
char[] chars = rev.toCharArray();
int count = chars.length-1;
char[] revrs = new char[chars.length];
for(int i =0;i<chars.length;i++)
{
revrs[i] = chars[count];
count--;

}
rev = new String(revrs);
System.out.println(rev);

}


}

[ksvijayan]

public static void main(String[] args) {
String line = "I am a Java Programmer";
StringTokenizer token = new StringTokenizer(line);
int i =0;
int countToken = token.countTokens(); //return the count of string split by space
while(i<countToken) {
String reverse = (String) token.nextElement(); //nextElement return next token
char[] reverseString = reverse.toCharArray();
int k = reverseString.length-1;
for(int j=0; j<reverseString.length/2; j++, k--) {
char temp = reverseString[j];
reverseString[j] = reverseString[k];
reverseString[k] = temp;
}
String s = new String(reverseString);
System.out.println(s);
i++;
}

}