#计算器：
def jisuanqi(a,b,d):
    if d=="+":
        c=a+b
        print(int(a),"+",int(b),"=",int(c))
    elif d=="-":
        c=a-b
        print(int(a), "-", int(b), "=", int(c))
    elif d=="*":
        c = a * b
        if a<b:
            print(int(a), "*", int(b), "=", int(c))
        else:
            print(int(b), "*", int(a), "=", int(c))
    elif d=="/":
        c = a / b
        print(int(a), "/", int(b), "=", int(c))
    else:
        c=a%b
        print(int(a), "%", int(b), "=", int(c))
while True:
    a=int(input("请输入第一个数字"))
    b=int(input("请输入第二个数字"))
    d=input("请输入要用的运算符")
    jisuanqi(a,b,d)