Task: Program Execution
Input (English): 6, 10, ['7683', 'C', 'W', 'O', '6585', 'X', '8763', 'f', '8057', '4115', 'Z', '7255', '4425', 'S', '6415', 'Y', 'n', 'R', '189', 'D']
Output (English): X8763f80574115