Task: Program Execution
Input (English): 15, 17, ['k', '1583', '1367', '4063', 'd', '1683', 'v', 'O', 'N', '2679', 'g', '6099', 'z', 'm', 'N', '939', '517', 'v', 'C', '2061', 'r', 'E']
Output (English): N939517