package rebelsky.sqrt;

import java.io.PrintWriter;
import java.io.BufferedReader;
import java.math.BigDecimal;

public class IO
{
	public static BigDecimal readBigDecimal(
		PrintWriter pen,
		BufferedReader eyes,
		String prompt)
		throws Exception
	{
		if (prompt != null) {
			pen.print(prompt);
			pen.flush();
		}
		return new BigDecimal(eyes.readLine());
	} // readBigDecimal(PrintWriter, BufferedReader, pen)
} // class IO