a=100
if(a=10)
then
    io.write("The value of ",a," is 10.")
else if(a=20)
    then
    io.write("The value of ",a," is 20.")
    else if(a=30)
        then
        io.write("The value of ",a,"is 30.")
        else
            then
            io.write("None of the value is matching")
            end