TransCipher.java

import java.util.*;
class TransCipher
{
public static void main(String args[]) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter the plain text");
String pl = sc.nextLine();
sc.close();
String s =
""; int start
= 0;
for (int i = 0; i < pl.length(); i++)
{ if (pl.charAt(i) == ' ') {
s = s + pl.substring(start, i);
start = i + 1;
}
}
s = s + pl.substring(start);
System.out.print(s);
System.out.println();
// end of space deletion
int k =
s.length(); int l =
0;
int col = 4;
int row = s.length() / col;
char ch[][] = new char[row]
[col]; for (int i = 0; i < row; i++)
{
for (int j = 0; j < col; j++)
{ if (l < k) {
ch[i][j] =
s.charAt(l); l++;
} else {
ch[i][j] = '#';
}
}
}
// arranged in matrix
char trans[][] = new char[col]
[row]; for (int i = 0; i < row; i++) {
for (int j = 0; j < col; j++)
{ trans[j][i] = ch[i][j];
}
}
for (int i = 0; i < col; i++) {
for (int j = 0; j < row; j++)
{
System.out.print(trans[i][j]);
}
}
// display
System.out.println();
}
}
OUTPUT:
Enter the plain
text Security Lab
SecurityLab
Sreictuy