Python123：货币转换 I

tempstr = input("")
if tempstr[0:3] in ["RMB"]:
    C = tempstr[3:-1] + tempstr[-1]
    C = eval(C)/6.78
    print("USD{:.2f}".format(C))
else:
    F = tempstr[3:-1] + tempstr[-1]
    F = eval(F)*6.78
    print("RMB{:.2f}".format(F))