How to make a sentence encrypt-er in java ?
code:
// to run a converter
import java.util.*;
class Encrypted
{
//Anshuman pattnaik
// www.knowtecnology.online
char conv1(char c)
{
int n;
n=(int)c;
if(Character.isUpperCase(c)==true)
{
n+=34;
c=(char)n;
}
else if(Character.isLowerCase(c)==true)
{
n-=35;
c=(char)n;
}
else if(Character.isDigit(c)==true)
{
if(n%2==0)
n+=1;
else
n-=2;
c=(char)n;
}
else
{
if(n%2=='*')
c='#';
else if(c=='#')
c='?';
}
return c;
}
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
String nm,r="";
char c;
int l,i;
Encrypted mm = new Encrypted();
System.out.print("Enter String:-");
nm=sc.nextLine();
l=nm.length();
for(i=0;i<l;i++)
{
c=nm.charAt(i);
c=mm.conv1(c);
r=r+c;
}
System.out.println("Encrypted String: "+r);
}
}
output:


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