Task: Program Execution
Input (English): 12, 19, ['679', '499', '8943', '6873', '413', 'x', '1377', 't', 'j', 'u', '3267', 'Q', '7061', '4299', 'x', 'Q', '579', 'b', '8887', '5269', '2047', 'v', '6063', 'z']
Output (English): Q, 7061, 4299, x, Q, 579, b, 8887