Task: Program Execution
Input (English): 6, j, 5, Z, z, G
Output (English): [['6', 'j', '5', 'Z', 'z'], ['6', 'j', '5', 'Z', 'G'], ['6', 'j', '5', 'z', 'G'], ['6', 'j', 'Z', 'z', 'G'], ['6', '5', 'Z', 'z', 'G'], ['j', '5', 'Z', 'z', 'G']]