using System;
using System.Linq;
using System.Text;

namespace Jagged_Array_Manipulator
{
    class JaggedArrayManipulator
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            double[][] matrix = new double[n][];

            for (int i = 0; i < n; i++)
            {
                double[] temp = Console.ReadLine().Split(' ', StringSplitOptions.RemoveEmptyEntries).Select(double.Parse).ToArray();
                matrix[i] = temp;
            }

            for (int row = 0; row < matrix.Length - 1; row++)
            {
                if (matrix[row].Length.Equals(matrix[row + 1].Length))
                {
                    double[] temp = matrix[row].Select(x => x *= 2).ToArray();
                    matrix[row] = temp;
                    temp = matrix[row + 1].Select(x => x *= 2).ToArray();
                    matrix[row + 1] = temp;
                }
                else
                {
                    double[] temp = matrix[row].Select(x => x /= 2).ToArray();
                    matrix[row] = temp;
                    temp = matrix[row + 1].Select(x => x /= 2).ToArray();
                    matrix[row + 1] = temp;
                }
            }

            bool isExitLoop = false;

            while (!isExitLoop)
            {
                string input = Console.ReadLine();

                if (input.ToLower().Equals("end"))
                {
                    isExitLoop = true;
                }
                else
                {
                    string[] commands = input.Split(' ', StringSplitOptions.RemoveEmptyEntries);
                    string command = commands[0];
                    int newRow = int.Parse(commands[1]);
                    int newCol = int.Parse(commands[2]);
                    double newValue = double.Parse(commands[3]);

                    bool isValidIndexes = ((newRow >= 0) && (newRow < matrix.Length));
                    isValidIndexes = ((isValidIndexes) && (newCol >= 0) && (newCol < matrix[newRow].Length));

                    if (isValidIndexes)
                    {
                        switch (command.ToLower())
                        {
                            case "add":
                                matrix[newRow][newCol] += newValue;
                                break;
                            case "subtract":
                                matrix[newRow][newCol] -= newValue;
                                break;
                            default:
                                break;
                        }
                    }
                }
            }// while (!isExitLoop)

            StringBuilder sb = new StringBuilder();

            for (int row = 0; row < matrix.Length; row++)
            {
                sb.AppendLine(string.Join(" ", matrix[row]));
            }

            Console.WriteLine(sb.ToString());
        }
    }
}