Dollars to rupee:
dollars=int(input("enter the dollars:"))
rupee=dollars * 71
print(rupee, "rupee")

Rupees to dollars:

rupee=int(input("enter rupee:"))
dollars=rupee / 71
print(dollars, "dollars")

usd to rupee:
usd=int(input("enter usd:"))
rupee=usd * 71.16
print(rupee,"rupee")

rupee to usd:
rupee=int(input("enter rupee:"))
usd=rupee / 71.16
print(usd, "usd")





