Task: Program Execution
Input (English): 1, 12, ['b', '8307', '7655', 'N', 'u', '6957', '2517', 'Q', '9919', '3071', 'a', '9553', '6113', '7539', 'j', '3429', '2831', '1145', '7961', '9367', 'Q', '7857', 'Q', '5747']
Output (English): b83077655Nu69572517Q99193071a9553