Task: Program Execution
Input (English): H, c, 7, K, 3, 6, s
Output (English): [['H', 'c', '7', 'K', '3', '6'], ['H', 'c', '7', 'K', '3', 's'], ['H', 'c', '7', 'K', '6', 's'], ['H', 'c', '7', '3', '6', 's'], ['H', 'c', 'K', '3', '6', 's'], ['H', '7', 'K', '3', '6', 's'], ['c', '7', 'K', '3', '6', 's']]