TI_Lab2_1

import java.util.Scanner;

public class TI_lab2_1 {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int res = 0;
        System.out.println("Vnesete p");
        String msg = "";
        double p = in.nextDouble();
        System.out.println("Vnesete dolzina na porakata (n)");
        int n = in.nextInt();
        for (int i = 0; i < n; i++) {
            double k = Math.random();
            if (k < 0.5) msg += "0";
            else msg += "1";
        }
        String endMsg = "";
        for (int i = 0; i < n; i++) {
            double k = Math.random();
            if (k <= p) {
                res++;
                if (msg.charAt(i) == '1') endMsg += "0";
                else endMsg += "1";
            }
            else endMsg += msg.charAt(i);
        }
        System.out.println("Brojot na pogresno preneseni bitovi e:");
        System.out.println(res);
        System.out.println("Originalnata poraka: " + msg);
        System.out.println("Ispratenata poraka:  " + endMsg);
    }

}