Task: Program Execution
Input (English): 4, 15, ['6017', 'k', '5427', 'c', '4877', '301', '1825', 'x', 'f', '313', 'w', 'y', 'h', '711', 'X', '4553', '8829', '6579', 'P', '4839']
Output (English): X117hyw313fx52811037784c