Task: Program Execution
Input (English): 1, ['4633', '3717', '5251', 't', 'w', '5517', 'L', 'L', 'b', 'c', '3533', '903', 'Z', 'r', 'c', 'o', '4095', 'E', '6575', 'Y', 'f', '2249']
Output (English): 4633