Task: Program Execution
Input (English): 7, ['1291', 'v', '5805', '7757', '5955', 'Y', 'e', '4747', 'S', '9553', '8793', '2839', '7149', 'j', '9625', '8407', 'r', 'Y', '1443', 'n', 'Z', 'R']
Output (English): 1291, 4747, 9625, R