Task: Program Execution
Input (English): 14, 18, ['4521', 'w', '7235', '6241', '8917', 'f', 'w', 'R', 'z', 'm', '1143', '6095', 'N', '6193', 'c', '2647', 'Z', '3717', 'Z', 'g', 'l', '2855', 'y', 'R', '3429', '123']
Output (English): 6193c2647Z3717