public void ShouldReturnABigSumOfArray2()
{
// given
var input = new long[] {
1000000001,
1000000002,
};
// when
var result = VeryBigSum.run(input);
//then
Assert.Equal(2000000003, result);
}
private static string SumArray(long[] ar)
{
return(VeryBigSum.GetVeryBigSum(ar).ToString());
}