This is a basic java program where you convert units using only loops, control statements and format modifiers:

Create a Java program named UnitConversion.java that converts the following: 1. Liter to gallon 2. Gallon to liter 3. Kilometers to miles 4. Miles to kilometers The conversion formulas: 1 liter = 0.264172 gallon 1 gallon = 3.78541 liters 1 kilometer = 0.621 miles I mile = 1.609 kilometers

Output should look like:

$ java UnitConversion 1. liters to gallons: Please enter a value for liters:40 40.0 liters10.57 gallons 2. gallons to liters: alease enter a value 7or gallons:4 40.0 gallons 151.42 liters Sample 3. km to miles: Please enter a value for kilometers:400 400.0 km248.40 miles 4. miles to km: Please enter a value for miles:400 400.0 miles 643.60 km