Task: Program Execution
Input (English): O, 9801, 845, 21, R, 5209, k, 5593, Y, o, l, 205, x, H, v, 4577, 4221, Z, x, E, v, A, 7181, W
Output (English): 9801, 845, 21, 5209, 5593, 205, 4577, 4221, 7181