Task: Program Execution
Input (English): 1, 7, ['J', '1573', 'y', 'f', '2141', 'q', '1775', 'S', 'v', 'Y', '5919', 'g', 'v', '4437', '8585', 'l', 'j', '7523', 'b', 'D', 'm']
Output (English): J, S, 8585