using System;           

public class Program {

    public static void Main() {

        int INPUT = 100; // INPUT N

        int S = 0, N, R = 1, X;

        Random rnd = new Random();

        for (int I = 1; I < (INPUT+1); I++) {

            X = (INPUT+1) - I;

            if (I == INPUT && S == INPUT) {

                R = 0;

            }

            N = rnd.Next(R, X);

            if (S <= INPUT) {

                S = S + N;

            } else {

                S = S - N;

            }

            Console.WriteLine("I = {0}      N = {1}     S = {2}", I, N, S);

        }

    }

}