Question: Get rid of wrinkles without an iron.
Option 0: You can get rid of wrinkles without an iron by filling a canteen with very hot water.  Use the canteen to smooth out wrinkles while applying pressure.
Option 1: You can get rid of wrinkles without an iron by filling a canteen with very cold water.  Use the canteen to beat out wrinkles while applying pressure.
Answer: 0