Task: Program Execution
Input (English): 10, ['r', 'O', 'q', 'b', '8627', 'T', '453', 'y', 'E', '4357', 'k', 'E', 'R', '1287', 'v', 'z', '7269', '1251', 'A', '8321', 'y', 'z', '3435', 'a', 'U', '7013', 'o', '7603', 'q', '7981', 'r']
Output (English): r, k, y, r