Task: Program Execution
Input (English): 2517, 7433, Z, 379, 5309, 2447, Z, N, j, Y, 7935, e, 3209, v, 1231, 611, 3117, 5869, a, 9657, 3969, c
Output (English): Z, Z, N, j, Y, e, v, a, c