Task: Program Execution
Input (English): 1, ['5519', 'S', '7897', '7231', 'z', 'b', '7751', '2673', '6965', 'R', '9451', '2259', 'O', '67', '1165', '4325', '7877', 'v', 'y', '4669', 'o', 'X', '6233']
Output (English): 5519