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import java.math.BigInteger;
public class MainClass {
public final static int pValue = 47;
public final static int gValue = 71;
public final static int XaValue = 9;
public final static int XbValue = 14;
public static void main(String[] args) throws Exception {
BigInteger p = new BigInteger(Integer.toString(pValue));
BigInteger g = new BigInteger(Integer.toString(gValue));
System.out.println("p = " + p);
System.out.println("g = " + g);
BigInteger Xa = new BigInteger(Integer.toString(XaValue));
BigInteger Xb = new BigInteger(Integer.toString(XbValue));
System.out.println("Xa = " + Xa);
System.out.println("Xb = " + Xb);
BigInteger Ya = g.modPow(Xa, p);
System.out.println("Ya = " + Ya);
BigInteger Yb = g.modPow(Xb, p);
System.out.println("Yb = " + Yb);
BigInteger Ka = Ya.modPow(Xa, p);
System.out.println("Users A, K = " + Ka);
BigInteger Kb = Yb.modPow(Xb, p);
System.out.println("Users B, K = " + Kb);
}
}
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