Task: Program Execution
Input (English): 11, ['1633', '7295', 'u', '4215', '5677', 'H', 'B', '2303', 'B', '2395', 'Q', '2511', 'S', 'l', 'I', 'C', 'F', 'f', '113', '1775', 'X', 'b', '7189', 'Z']
Output (English): 1633, 2511, 7189