# Write a Python program to Assigning Subsequent Rows to Matrix first row elements # Python3 code to demonstrate working of # Assigning Subsequent Rows to Matrix first row elements# Using dictionary comprehension  # initializing listtest_list = [[5, 8, 9], [2, 0, 9], [5, 4, 2], [2, 3, 9]]  # printing original listprint("The original list : " + str(test_list))  # pairing each 1st col with next rows in Matrixres = {test_list[0][ele] :  test_list[ele + 1] for ele in range(len(test_list) - 1)}  # printing result print("The Assigned Matrix : " + str(res))