Task: Program Execution
Input (English): 5, 19, ['E', '6741', '2539', '1731', 'E', '3269', '1757', 'p', '3047', 'h', '1355', 'f', 'd', 'o', '4373', '5387', '1129', 'G', '6843', 'K', '1879', '5219', 'y']
Output (English): E32691757p3047h1355fdo437353871129G6843