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

public class NestedLoops 
{

public static void main(String[] args) throws IOException  
{   FileWriter writer = new FileWriter("C:/Temp/outFile.txt");
    int product;
    for (int row = 1; row < 6; row++)
    {   for (int col = 1; col < 6; col++)
        {   product = row * col;
            writer.write(product + " ");
        }
        writer.write("\n");
    }
    writer.close();
}
}