asdw3276

public class replacespace{
    public static void main(String[] args)
    {
        String teststring = "Mr John Smith     sdfsf sdfs  sssf d s";
        char[] testchar = teststring.toCharArray();
        char[] imput = new char[100];
        for(int i = 0; i < testchar.length; i++)
            imput[i] = testchar[i];
        char[] result = replacespace(imput,testchar.length);
        System.out.println(String.valueOf(result));

asdw3276

public class rotateimage{
    public static void main(String[] args)
    {
        int[][] matrix ={{1,2,3,4,5},{6,7,8,9,10},{11,12,13,14,15},{16 ,17 ,18, 19, 20},{21 ,22 ,23 ,24, 25}};
        matrix = rotateimage(matrix);
        for(int i = 0; i < matrix.length; i++)
        {
            System.out.println();
            for(int j = 0; j < matrix[0].length; j++)
            {

asdw3276

public class matrixsetzero{
    public static void main(String[] args)
    {
        int[][] matrix = {{3,5,6,78,8},{1,2,4,5,6},{0,1,2,0,8},{0,0,1,1,1}};
        matrix = matrixsetzero(matrix);
        for(int i = 0; i < matrix.length; i++)
        {
            System.out.println();
            for(int j = 0; j < matrix[0].length; j++)
            {

asdw3276

public class ispermutation
{
    public static void main(String[] args)
    {
        String s = "";
        String t = "";
        boolean result = ispermutation(s,t);
        System.out.println(result);
    }
    

asdw3276

public class reverse{
    public static void main(String[] args)
    {
        String test = "abcdefgterhslaa";
        String result = reverse(test);
        System.out.println(result);
    }
    
    public static String reverse(String s)
    {

asdw3276

public class isunique
{
    public static void main(String[] args)
    {
        String s = "abcderfg";
        boolean result = isunique(s);
        System.out.println(result); 
    }
    
    public static boolean isunique(String s)

asdw3276

public class stringcompress{
	 
    public static void main(String[] args)
    {
        String test = "aaabbccddaaaaaabba";
        String result = compress(test);
        System.out.println(result);
    }
    
    public static String compress(String s)