Task: Program Execution
Input (English): 3, 3, ['4285', 'P', 'f', 'M', '2589', 'u', '447', '955', 'v', '2691', '3797', '9631', '2207', '3143', 'Y', '7701', '6865', '2375', 'V', 'K', '2681', 'f', '7673', '7617', '4179']
Output (English): f