using System;
using System.Collections.Generic;
public class Test
{
public static void Main()
{
string input = string.Empty;
int output = 0;
do
{
Console.WriteLine("Enter number: ");
input = /* Console.ReadLine() */ "8";
} while (!int.TryParse(input, out output));
int[] first = new int[] {0,1,2,3,4,5,6,7,8,9};
int[] second = new int[] {0,1,2,3,4,5,6,7,8,9};
var list = new List<string>();
for (int i = 0; i < first.Length; i++)
for (int j = 0; j < second.Length; j++)
if (first[i] * second[j] == output)
list.Add(first[i] + " x " + second[j] + " = " + output);
foreach (var str in list) {
Console.WriteLine(str);
}
}
}
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