Task: Program Execution
Input (English): 10, 20, ['D', '9801', 'z', 'c', 'o', 'k', 'm', 'D', '687', 'v', '1997', '7563', '3089', '8059', '1325', '3649', '825', 'f', '6019', 'J', 'c', 'J', 'J', '3657']
Output (English): J6019f825364913258059308975631997v