Task: Program Execution
Input (English): 15, 20, ['H', 'f', 'w', 'H', 'U', 'R', '6209', 'd', 'A', 'u', 'W', 'N', 't', '5165', 'w', 'E', 'h', '2725', 'Y', 'o', 'b']
Output (English): oY5272hEw