using System;
public class Test
{
public static void Main()
{
int count = 0;
string num;
for (int i = 2; i < 1000000; i++)
{
num = i.ToString();
if (num.Contains("2")) { count++; }
}
Console.WriteLine(count);
}
}
dXNpbmcgU3lzdGVtOwoKcHVibGljIGNsYXNzIFRlc3QKewoJcHVibGljIHN0YXRpYyB2b2lkIE1haW4oKQoJewoJCWludCBjb3VudCA9IDA7CgkJc3RyaW5nIG51bTsKCQlmb3IgKGludCBpID0gMjsgaSA8IDEwMDAwMDA7IGkrKykKCQl7CgkJCW51bSA9IGkuVG9TdHJpbmcoKTsKCQkJaWYgKG51bS5Db250YWlucygiMiIpKSB7IGNvdW50Kys7IH0KCQl9CgkJQ29uc29sZS5Xcml0ZUxpbmUoY291bnQpOwoJfQp9
Standard input is empty
language:
C# (gmcs 5.20.1)
created:
10 years ago
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