/*
 * C# Program to Count the Number of 1's in the Entered Number
 */
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication16
{
class Program
{
    static void Main(string[] args)
    {
        int m, count = 0;
        Console.WriteLine("Enter the Limit : ");
        m = int.Parse(Console.ReadLine());
        int[] a = new int[m];
        Console.WriteLine("Enter the Numbers :");
        for (int i = 0; i < m; i++)
            {
                a[i] = Convert.ToInt32(Console.ReadLine());
            }
        foreach (int o in a)
            {
                if (o == 1)
                    {
                        count++;
                    }
            }
        Console.WriteLine("Number of 1's in the Entered Number : ");
        Console.WriteLine(count);
        Console.ReadLine();
    }
}
}

/*
Enter the Limit : 5
Enter the Numbers :
1
2
1
4
1
Number of 1's in the Entered Number : 3