Task: Program Execution
Input (English): 15, 17, ['6659', 'o', 'B', 'F', 'b', 'F', 'K', '8241', 'h', '8745', 'A', 'n', '7635', 'i', 'M', 'x', '1773', '7241', 'C', 'g', '1237', '8629']
Output (English): M, x, 1773