Task: Program Execution
Input (English): 10, 20, ['683', 'x', 'Q', 'S', '7419', 'O', 'u', 'r', 'b', 'w', '3453', '737', 'p', 'x', '3689', 'j', '9597', 'Z', 'I', '4963', 'Q', 'S', '1119', '3623', 'v', 's', '2249']
Output (English): 4963IZ9597j3689xp7373453w