def minMaxNrom(training_data, testing_data):
    for i in training_data:
        for j in training_data:
            new_data = training_data[i][j] - min(j) / max(j) - min(j)

    for i in testing_data:
        for j in testing_data:
            new_testing_data = testing_data[i][j] - min(j) / max(j) - min(j)


    return (new_data, new_testing_data)