Task: Program Execution
Input (English): 4, 7, ['W', '5999', 'Y', 'B', '7965', '8877', 'B', 'c', 'i', 'A', 'R', '4183', 'C', 'a', 'k', 'F', 'j', 'P', 'y', '9547', '3749', 'I', '2757', '9275', '8761', 'w', '8329', 'C', 'n', 'z']
Output (English): B, 7965, 8877, B