Task: Program Execution
Input (English): 10, 19, ['Z', '7813', '5595', 'J', 'X', '2039', '5357', '3509', 'L', 'v', '435', '1569', '4507', '4911', '8661', '649', '7281', '3559', 'T', '2063', '3215', '9005']
Output (English): v435156945074911866164972813559T