Добавил команду с выдачей погоды

lib/Printf.cs

@@ -0,0 +1,69 @@
+
+using System;
+
+namespace printf {
+	/// <summary>
+	/// Contains the printf family of functions.
+	/// It supports the following formats: 'diufeExXoscp';
+	/// The following flags: '-+ #0';
+	/// Width and precision;
+	/// Length (h, l) for hexadecimal output (for other formats, integers are treated as Int64 or UInt64)
+	/// 
+	/// Decimal separator is not localized, it is always a '.' character.
+	/// %g and %G does not remove trailing zeroes.
+	/// NaN and infinities are not guaranteed to have a fixed representation accross platforms.
+	/// 
+	/// At the moment, it does NOT support %n (number of chars printed, through a prointer),
+	///  and the 1$..n$ position specifier.
+	/// </summary>
+	public static class Printf {
+		/// <summary>
+		/// Formats the arguments according to the format string.
+		/// Returns the result as a string.
+		/// </summary>
+		/// <param name="format">The format string</param>
+		/// <param name="args">The objects to format</param>
+		/// <returns>The formatted output</returns>
+		/// <exception cref="ArgumentException">The format string is invalid or too few arguments provided.</exception>
+		/// <exception cref="ArgumentNullException">Format string is null</exception>
+		public static string sprintf(string format, params object[] args) {
+			if (format == null) throw new ArgumentNullException("format");
+			try {
+				FormatObject f = new FormatObject(format);
+				f.SetArgs(args);
+				return f.ToString();
+			}
+			catch(InvalidOperationException ex) {
+				throw new ArgumentException("Error in format string or arguments, see inner exception for details", ex);
+			}
+		}
+		
+		/// <summary>
+		/// Formats the arguments according to the format string,
+		/// and writes the formatted string to the standard output.
+		/// </summary>
+		/// <param name="format">The format string</param>
+		/// <param name="args">The objects to format</param>
+		/// <exception cref="ArgumentException">The format string is invalid or too few arguments provided.</exception>
+		/// <exception cref="ArgumentNullException">Format string is null</exception>
+		public static void printf(string format, params object[] args) {
+			if (format == null) throw new ArgumentNullException("format");
+			Console.Write(sprintf(format, args));
+		}
+		
+		/// <summary>
+		/// Formats the arguments according to the format string,
+		/// and writes the formatted string to the specified TextWriter.
+		/// </summary>
+		/// <param name="writer">The target TextWriter</param>
+		/// <param name="format">The format string</param>
+		/// <param name="args">The objects to format</param>
+		/// <exception cref="ArgumentException">The format string is invalid or too few arguments provided.</exception>
+		/// <exception cref="ArgumentNullException">Format string or TextWriter is null</exception>
+		public static void fprintf(System.IO.TextWriter writer, string format, params object[] args) {
+			if (format == null) throw new ArgumentNullException("format");
+			if (writer == null) throw new ArgumentNullException("writer");
+			writer.Write(sprintf(format, args));
+		}
+	}
+}