Task: Program Execution
Input (English): 19, 20, ['V', 'y', 'O', 'B', '295', '1627', '239', 'B', 'I', 'c', '9595', 'h', '119', 'j', '7845', '6461', '7625', 'C', 'Z', 'N', 'V', '1827', '6229']
Output (English): NZ