Task: Program Execution
Input (English): U, K, W, 77, T, G, 363, 4299, 1381, 5433, A, m, I, 5973, G, l, T, 1419, 6335, 7521, u, 1683, 7527, 4403
Output (English): 1, 2, 3, 5, 6, 11, 12, 13, 15, 16, 17, 21