Task: Program Execution
Input (English): 1, 21, ['y', '31', 'f', '7449', '31', 'S', '6925', 'H', 'c', '9', 'X', 'w', '9065', '8207', '9391', '8959', '545', 'j', 'R', 'W', 'x', 'r', '351']
Output (English): y, 31, f, 7449, 31, S, 6925, H, c, 9, X, w, 9065, 8207, 9391, 8959, 545, j, R, W, x