public static MyBigNumber Sum2MyBigNumbers(MyBigNumber myNmbr1, MyBigNumber myNmbr2) { int smallerByAbs = MyBigNumber.SmallerByAbsIsFirstOrSecond(myNmbr1, myNmbr2); MyBigNumber bgrByAbs, smlrByAbs; int signOfBigger = 0; if (smallerByAbs == 1) { smlrByAbs = myNmbr1; bgrByAbs = myNmbr2; signOfBigger = myNmbr2.SignNmbr; } else { smlrByAbs = myNmbr2; bgrByAbs = myNmbr1; signOfBigger = myNmbr1.SignNmbr; } string biggerAbsNmbrs = bgrByAbs.PartDigits; string smallerAbsNmbrs = smlrByAbs.PartDigits; int biggerAbsFlPos = bgrByAbs.FloatPointPosition; int smallerAbsFlPos = smlrByAbs.FloatPointPosition; int biggerFlPPos = 0; if (biggerAbsFlPos > smallerAbsFlPos) { biggerFlPPos = biggerAbsFlPos; smallerAbsNmbrs = MyBigNumber.AddNmbrZero(smallerAbsNmbrs, -1 * (biggerAbsFlPos - smallerAbsFlPos)); } else { biggerFlPPos = smallerAbsFlPos; biggerAbsNmbrs = MyBigNumber.AddNmbrZero(biggerAbsNmbrs, -1 * (smallerAbsFlPos - biggerAbsFlPos)); } if (smallerAbsNmbrs.Length < biggerAbsNmbrs.Length) { smallerAbsNmbrs = MyBigNumber.AddNmbrZero(smallerAbsNmbrs, biggerAbsNmbrs.Length - smallerAbsNmbrs.Length); } string newStrPartDigits; if ((myNmbr1.SignNmbr * myNmbr2.SignNmbr) >= 0) { newStrPartDigits = MyBigNumber.AddTwoLines(biggerAbsNmbrs, smallerAbsNmbrs); } else { newStrPartDigits = MyBigNumber.BiggerMinusSmaller(biggerAbsNmbrs, smallerAbsNmbrs); } var myNmbr3 = new MyBigNumber() { PartDigits = newStrPartDigits, SignNmbr = signOfBigger, FloatPointPosition = biggerFlPPos }; string newStringVal = myNmbr3.Value(); return(MyBigNumber.CreateMyBigNumber(newStringVal)); }
public static int SmallerByAbsIsFirstOrSecond(MyBigNumber myNmbr1, MyBigNumber myNmbr2) { int floatPstn1 = myNmbr1.FloatPointPosition; int floatPstn2 = myNmbr2.FloatPointPosition; MyBigNumber longFloatPart, shortFloatPart; int longFloatLngth = 0; int shortFloatLngth = 0; if (floatPstn2 > floatPstn1) { longFloatLngth = floatPstn2; shortFloatLngth = floatPstn1; longFloatPart = myNmbr2; shortFloatPart = myNmbr1; } else { longFloatLngth = floatPstn1; shortFloatLngth = floatPstn2; longFloatPart = myNmbr1; shortFloatPart = myNmbr2; } string longFltStr = longFloatPart.PartDigits; string shortFltStr = MyBigNumber.AddNmbrZero(shortFloatPart.PartDigits, -1 * (longFloatLngth - shortFloatLngth)); var lsToEqual = new List <string>(2); lsToEqual.Add(longFltStr); lsToEqual.Add(shortFltStr); MyBigNumber.IndentLengthWithZeroes(lsToEqual); bool smallerLong = MyBigNumber.FirstLineSmallerThanSecond(lsToEqual[0], lsToEqual[1]); int resCmpr = 0; if (smallerLong) { if (floatPstn2 > floatPstn1) { resCmpr = 2; } else { resCmpr = 1; } } else { if (floatPstn2 > floatPstn1) { resCmpr = 1; } else { resCmpr = 2; } } return(resCmpr); }
static void Main(string[] args) { string strFirstNmbr = Console.ReadLine(); string strScndNmbr = Console.ReadLine(); var myBigN1 = MyBigNumber.CreateMyBigNumber(strFirstNmbr); var myBigN2 = MyBigNumber.CreateMyBigNumber(strScndNmbr); var mySum = MyBigNumber.Sum2MyBigNumbers(myBigN1, myBigN2); Console.WriteLine(mySum.Value()); }
public static MyBigNumber CreateMyBigNumber(string nmbrString) { string[] strArr = nmbrString.Split(new char[] { '.', ',', '-', '+' }, StringSplitOptions.RemoveEmptyEntries).ToArray(); int signNmbr = 1; for (int i = 0; i < nmbrString.Length; i++) { if (nmbrString[i].Equals('-')) { signNmbr *= -1; } else if (!(nmbrString[i].Equals('+'))) { break; } } string tmpStrVal = strArr[0].TrimStart('0'); if (tmpStrVal.Equals("")) { strArr[0] = "0"; } else { strArr[0] = tmpStrVal; } int floatPointPosition = 0; if (strArr.Length > 1) { tmpStrVal = strArr[1].TrimEnd('0'); if (!tmpStrVal.Equals("")) { floatPointPosition = tmpStrVal.Length; strArr[0] += tmpStrVal; } } if (strArr[0].Equals("0")) { signNmbr = 1; } MyBigNumber nmbr = new MyBigNumber() { PartDigits = strArr[0], FloatPointPosition = floatPointPosition, SignNmbr = signNmbr }; return(nmbr); }
public static MyBigNumber MultiplyBy(MyBigNumber myBigNumber, MyBigNumber myBigMultiplier) { string tmpNmbrString = myBigNumber.PartDigits; string tmpMltplrString = myBigMultiplier.PartDigits; var lstMtpldLines = new List <string>(tmpMltplrString.Length); for (int i = tmpMltplrString.Length - 1; i >= 0; i--) { string line = MyBigNumber.MultiplyLineByChar(tmpNmbrString, tmpMltplrString[i]); line = MyBigNumber.AddNmbrZero(line, (-1 * (tmpMltplrString.Length - 1 - i))); lstMtpldLines.Add(line); } MyBigNumber.IndentLengthWithZeroes(lstMtpldLines); string lineSum = lstMtpldLines[0]; for (int i = 1; i < lstMtpldLines.Count; i++) { string tmpLine = lstMtpldLines[i]; var lsAppend = new List <string>(2); lsAppend.Add(lineSum); lsAppend.Add(tmpLine); MyBigNumber.IndentLengthWithZeroes(lsAppend); lineSum = MyBigNumber.AddTwoLines(lsAppend[0], lsAppend[1]); } int pstnFloatPoint = myBigNumber.FloatPointPosition + myBigMultiplier.FloatPointPosition; int nmbrLeadZeroes = pstnFloatPoint - lineSum.Length + 1; if (nmbrLeadZeroes > 0) { lineSum = MyBigNumber.AddNmbrZero(lineSum, nmbrLeadZeroes); } int newSign = myBigMultiplier.SignNmbr * myBigNumber.SignNmbr; var newMyNumber = new MyBigNumber() { PartDigits = lineSum, FloatPointPosition = pstnFloatPoint, SignNmbr = newSign }; string resultValue = newMyNumber.Value(); var resMyNumber = MyBigNumber.CreateMyBigNumber(resultValue); return(resMyNumber); }
public static void IndentLengthWithZeroes(List <string> inLsLines) { int maxLength = 0; for (int i = 0; i < inLsLines.Count; i++) { if (maxLength < inLsLines[i].Length) { maxLength = inLsLines[i].Length; } } for (int i = 0; i < inLsLines.Count; i++) { string elm = inLsLines[i]; int nmbZero = maxLength - elm.Length; if (nmbZero > 0) { string newElm = MyBigNumber.AddNmbrZero(elm, nmbZero); inLsLines[i] = newElm; } } }