Task: Program Execution
Input (English): 9, 18, ['1633', '2117', 'x', '5667', '9509', 'r', '4869', '2915', '3869', '2805', 'J', 'p', 'W', 'E', '6863', 'H', '6301', 'S', '3307', 'k', 'U', 'a', 'q', '4501', 'n', 'j', '1961', '8767', '4583', 'c']
Output (English): S6301H6863EWpJ28053869