Task: Program Execution
Input (English): 7, 10, ['v', 'o', '2391', '5699', 'T', 'f', '6323', 'Y', 'C', 'K', 'N', '5693', 'A', '7065', '7863', '2021', 'Z', '4853', 't', 'u', '3599', '3297']
Output (English): K, C, Y, 6323