public static LongRange BinSearch(LongRange range, Func <long, bool> isBigger, Func <LongRange, bool> stopCondition)
{
if (stopCondition(range))
{
return(range);
}
var middle = range.Left + (range.Right - range.Left) / 2;
return(isBigger(middle) ? BinSearch(new LongRange(range.Left, middle), isBigger, stopCondition)
: BinSearch(new LongRange(middle, range.Right), isBigger, stopCondition));
}
public static LongRange BinSearch(LongRange range, Func <long, bool> isBigger, long width) => BinSearch(range, isBigger, x => range.Right - range.Left < width);