Task: Program Execution
Input (English): 15, 23, ['3461', 'X', 'b', 'w', '2917', '9129', 'Q', 'n', 'o', 'E', 'Y', 'I', 'K', '1603', 'z', 't', '8191', '2713', 'j', '259', 'x', '9435', 'y', 'M', '6195', '3455', 'Y']
Output (English): zt81912713j259x9435y