Exemple #1
0
 public void TestMethod1()
 {
     var numberOne = new BigNumber("925");
     var numberTwo = new BigNumber("125");
     var result = Program.Multiply(numberOne, numberTwo);
     Assert.AreEqual("115625", result.Number);
 }
Exemple #2
0
        public static BigNumber Multiply(BigNumber one, BigNumber two)
        {
            var numberOneSize = one.SequenceOfNumbers.Count;
            var numberTwoSize = two.SequenceOfNumbers.Count;
            var results = new List<string>();

            for (int i = numberTwoSize -1; i >= 0; i--)
            {
                var result = "";
                result = AddNulls(result, HowManyNullsToAdd(numberTwoSize, i));
                var remainder = 0;
                for (int j = numberOneSize-1; j >= 0; j--)
                {
                    int multiply = Multiply(two.SequenceOfNumbers[i], one.SequenceOfNumbers[j]);
                    multiply = AddRemainder(multiply, remainder);
                    var numberToWrite = GetNumberToWrite(j, multiply);
                    remainder = GetRemainder(j, multiply);
                    result = PrependToResult(result, numberToWrite.ToString());
                }
                AddCurrentResultToResults(result, results);
                ClearResult(result);
            }
            return null;
        }