import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;

/*
 * 2.打印99乘法表到文件中
 */
public class PrintWriteDemo3 {

    public static void main(String[] args) throws Exception {
        PrintWriter pw = new PrintWriter(new FileWriter("a.txt"));
        for (int i = 1; i <= 9; i++) {
            for (int j = 1; j <= i; j++) {
                pw.print(j + "*" + i + "=" + j * i + "\t");
            }
            pw.println();
        }
        pw.close();
    }

}