Task: Program Execution
Input (English): 7, 21, ['S', 'P', '453', 'd', '7065', 'L', 'Z', '4061', '8615', 'b', 'd', '1201', 'p', 'u', 'j', 'F', '3227', 'j', '459', 'a', '7923', 'K', '7301']
Output (English): Z40618615bd1201pujF3227j459a7923