之前只用花呗，后来觉得信用卡更方便，打算办个信用卡然后把花呗停掉，结果现在花呗信用卡一起用QAQ

安卓手机直接Termux加载超级方便

print("---### 欢迎使用花呗模拟器 ###---")
borrow = input("\n请输入借款金额：")
installments = input("\n请选择分期类型："
        "\n\n1.三期  2.六期  3.九期  4.十二期\n\n")
ins = int(installments)

if ins == 1:
        three = int(borrow) / 3
        lixi = round(three,2) * 0.025
        money = round(lixi,2) + round(three,2)
        total = round(int(borrow) + round(lixi*3,2),2)
        print("\n若分三期，每月应还：",round(money,2),"元")
        print("利息：",round(lixi,2),"元/月")
        print("总共需还：",total,"元")
elif ins == 2:
        six = int(borrow) / 6
        lixi = round(six,2) * 0.045       
        money = round(lixi,2) + round(six,2)
        total = round(int(borrow) + round(lixi*6,2),2)
        print("\n若分六期，每月应还：",round(money,2),"元")
        print("利息：",round(lixi,2),"元/月")
        print("总共需还：",total,"元")
elif ins == 3:
        nine = int(borrow) / 9
        lixi = round(nine,2) * 0.065
        money = round(lixi,2) + round(nine,2)
        total = round(int(borrow) + round(lixi*9,2),2)        
        print("\n若分九期，每月应还：",round(money,2),"元")
        print("利息：",round(lixi,2),"元/月")
        print("总共需还：",total,"元")
elif ins == 4:
        twelve = int(borrow) / 12
        lixi = round(twelve,2) * 0.088
        money = round(lixi,2) + round(twelve,2)
        total = round(int(borrow) + round(lixi*12,2),2)        
        print("\n若分十二期，每月应还：",round(money,2),"元")
        print("利息：",round(lixi,2),"元/月")
        print("总共需还：",total,"元")
else:
        input("没有这个选项！")

input()