Task: Program Execution
Input (English): 1, 18, ['9901', '2539', '7957', 'u', 'Z', '4369', '4887', 'e', '409', '9561', '1141', 'x', '667', '5037', '8957', '841', '7735', '455', '5183', '6209', 'V', '4011', 'd', '4981', 'N', '8149', 'B', '5699']
Output (English): 455773584189575037667x11419561409e48874369Zu795725399901