Task: Program Execution
Input (English): 7, 19, ['k', '5223', 'S', 'B', '7775', 's', '7443', '4429', '657', '5441', 'U', 'L', '2935', 'P', '3351', 'n', 'X', 'Z', '5371', 'u', '6269', 'k', '5409', 'N', 't', '2811']
Output (English): 7443, 4429, 657, 5441, U, L, 2935, P, 3351, n, X, Z, 5371