Task: Program Execution
Input (English): 1, 15, ['4053', '927', 'b', '4445', 'O', '4119', '1431', '3161', '9947', '6107', '4213', '8201', 'z', '6523', 'p', '8293', 'v', '1021', '129', '2353', '145']
Output (English): p3256z1028312470167499161313419114O5444b7293504