deffi_hell.java

public class deffi_hell {
    private static long power(long a, long b, long p)
{
    if (b == 1)
        return a;
    else
        return (((long)Math.pow(a, b)) % p);
}
    public static void main(String[] args)
{
    long P, G, x, a, y, b, ka, kb;
    P = 23;
    System.out.println("The value of P:" + P);
    G = 9;
    System.out.println("The value of G:" + G);
    a = 4;
    System.out.println("The private key a for Alice:" + a);
    x = power(G, a, P);
    b = 3;
    System.out.println("The private key b for Bob:" + b);
    y = power(G, b, P);
    ka = power(y, a, P);
    kb = power(x, b, P);
     
    System.out.println("Secret key for the Alice is:" + ka);
    System.out.println("Secret key for the Bob is:" + kb);
    System.out.println("19DCE111:- Ravi Patel");
}
    
}