Task: Program Execution
Input (English): 1, 7, ['W', 'O', 'O', 'A', 't', 'j', 'r', '5627', 'y', 'l', 'C', '5245', '1373', 'v', '8139', 'E', 'J', 'w', '9331', '6803', 'J', 'o', '6309', 'Z', 'B']
Output (English): rjtAOOW