import java.util.Scanner;
class Swastik{
public static void main(String args[])
{
Scanner sc = new Scanner(System.in);
System.out.println("Enter number");
int num = sc.nextInt();
for(int i=1;i<=num;i++)
{
for(int j=1;j<=num;j++)
{
if((j==1 && i<=num/2) || (j==num/2) || (i==num/2)||(i==1 && j>=num/2) || ((i==num/2 || j==num) && i>num/2) || (i==num && j<=num/2))
{
System.out.print("*");
}
else
System.out.print("...
Matrix multiplication
import java.util.Scanner;
class MatrixMul{
public static void main(String args[])
{
int a[][]= new int[3][3];
int b[][]= new int[3][3];
int c[][]=new int[3][3];
int i,j,k;
Scanner sc = new Scanner(System.in);
System.out.println("enter Element 9 of 1st String");
for(i=0;i<3;i++)
{
for(j=0;j<3;j++)
{
a[i][j]=sc.nextInt();
}
}
System.out.println("enter Element 9 of 2nd String");
for(i=0;i<3;i++)
{
for(j=0;j<3;j++)
{
b[i][j]=sc.nextInt();
}
}
System.out.println("Matrix...
Arrange String character wise
import java.util.Scanner;
class StringCharSort{
public static void main(String args[])
{
Scanner sc = new Scanner(System.in);
System.out.println("Enter a String:");
String str = sc.nextLine();
char ch[] = str.toCharArray();
for(int i=0;ich.length;i++) {="" for(int j=1;jch.length;j++)
{
if(ch[j-1]>ch[j])
{
char temp = ch[j-1];
ch[j-1]=ch[j];
ch[j]=temp;
}
}
}
for(char c :ch)
...
How to check given String is palindrom or not in java
String is palindrom or not
import java.util.Scanner;
class StringPalindrom{
public static void main(String args[]){
Scanner sc = new Scanner(System.in);
System.out.println("Enter a line");
String str = sc.nextLine();
String str1="";
char ch[] = str.toCharArray();
for(int i=ch.length-1;i>=0;i--)
{
str1+=ch[i];
}
if(str.equals(str1))
System.out.println("Palindrom");
else
System.out.println("Not palindrom");
}
}
...