using System;
class MainClass {
public static void Main() {
string str = "This is a test. $23";
Console.WriteLine("Original: " + str);
// .
string newstr = "";
for(int i=0; i < str.Length; i++)
newstr += Char.ToUpper(str[i]);
Console.WriteLine("Uppercased: " + newstr);
}
}
Original: This is a test. $23
Uppercased: THIS IS A TEST. $23