Task: Program Execution
Input (English): 1, 20, ['5745', '5907', 'B', 'G', '9649', '9971', 'h', '2365', '4985', 'r', '277', 'V', '4035', '4793', '779', '8131', '2027', 'V', 'x', 'H', 'i', 'z', '7191', '2631', '1523']
Output (English): HxV2027813177947934035V277r49852365h99719649GB59075745