猫史档案馆

while True:
    a = int(input('ASCLL码转字符扣1，字符转ASCLL码扣2,退出扣其他'))
    if a == 1:
        b = int(input())
        print(chr(b))
    elif a == 2:
        b = input()
        print(ord(b))
    else:
        print('已退出')
        break

简单的ASCLL码转换