Task: Program Execution
Input (English): 6, 15, ['3499', '6897', 'B', 'e', '3673', 'A', 'd', '3949', 'k', '9493', '557', 'Z', '7101', 'e', 'I', '679', 'u', 'x', '915', 'z', 'N', 'a', '7789', 'O', 'R', 'J']
Output (English): Ie1017Z7553949k9493dA