Task: Program Execution
Input (English): Q, g, u, N, 4, O
Output (English): [['Q', 'g', 'u', 'N', '4'], ['Q', 'g', 'u', 'N', 'O'], ['Q', 'g', 'u', '4', 'O'], ['Q', 'g', 'N', '4', 'O'], ['Q', 'u', 'N', '4', 'O'], ['g', 'u', 'N', '4', 'O']]