Task: Program Execution
Input (English): 20, 30, ['8381', '921', 'W', 'f', '5019', '857', '8943', '1517', 'e', 'V', '8657', '751', '5611', 'i', '1117', '7223', '5553', '5635', '4763', 'P', 'k', 'c', 'u', '6593', 'J', '2523', 'G', '3947', 'C', 'b']
Output (English): b, C, 3947, G, 2523, J, 6593, u, c, k, P