import io:*
import serialize:*
import string:*

fun main():int {
    var intA = 7
    write_file_binary(string("bintest.bin"), serialize(intA))
    var intB = unserialize<int>(read_file_binary(string("bintest.bin")))
    print(intA)
    print(" = ")
    println(intB)
    return 0
}