Task: Program Execution
Input (English): 1, ['S', '8113', '1451', '3913', 'h', 'I', '529', 'y', 'y', 'z', '9623', 'd', 'k', 'i', 'c', 'd', '7857', '9379', 'x', 'x', 'P', 'r', '9821', '5471', '1295']
Output (English): S