Task: Program Execution
Input (English): 10, 12, ['2781', 'g', '6805', '9321', '6519', 'q', '1835', 'm', 'u', 'u', 't', 'G', '2433', 'i', '8035', '7839', '1963', '4297', 'D', 'H', '6021', '4415', '6993', '8895']
Output (English): utG