Task: Program Execution
Input (English): 24, 25, ['Z', '9761', 'l', 'A', '331', 'g', 't', '9703', 'p', 'v', '6369', 'U', 'k', '7063', '1243', 'd', 't', 'K', '7045', 'k', 'e', 'Z', '971', 'V', 'B']
Output (English): BV