Task: Program Execution
Input (English): 1, 11, ['1507', '669', '6229', '8143', 'u', 'p', '769', 'Y', 'q', 'T', 'X', 'W', 'r', '3585', 'G', 'Y', 'U', '2019', '9299', 'j', 'z', 'V', '575', 'T']
Output (English): XTqY769pu814362296691507