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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		System.out.println(subtraction(5,3,4,6,5,8,0,0,0,"",0,0,0));
  13. 		// your code goes here
  14. 	}
  15.  
  16. 	public static int gcd(int a, int b) {   // it's needed to find the reduced answer of all calculations. 
  17.         if (b > a) {
  18.             a = a + b;
  19.             b = a - b;
  20.             a = a - b;
  21.         }
  22.  
  23.         while (b != 0) {
  24.             a %= b;
  25.             a = a + b;
  26.             b = a - b;
  27.             a = a - b;
  28.         }
  29.  
  30.         return a;
  31.     }
  32. 	public static String subtraction(int wholenumber1, int numerator1,int denominator1, int wholenumber2, int numerator2, int denominator2, int wholeResult, int numResult, int denResult, String ResultAnswer, int reminder, int a, int GCD){
  33.  
  34.         if (wholenumber1 != 0 ) {
  35.         	numerator1 = wholenumber1 * denominator1 + numerator1;
  36.         }
  37.         if (wholenumber2 != 0 ) {
  38.         	numerator2 = (-wholenumber2) * denominator2 - numerator2;
  39.         }
  40.         numerator1 = numerator1 * denominator2;
  41.         numerator2 = numerator2 * denominator1;
  42.         numResult = numerator1 + numerator2; 
  43.         denResult = denominator1 * denominator2;
  44.  
  45.         if (Math.abs(numResult) > Math.abs(denResult)) {        //***  find reduced anser
  46.             reminder = numResult % denResult;
  47.             a = (numResult - reminder) / denResult;
  48.             wholeResult = wholeResult + a; 
  49.             numResult = reminder;               
  50.         }
  51.         GCD = gcd(Math.abs(denResult),Math.abs(numResult));
  52.         denResult = denResult / GCD;        //***  find reduced answer
  53.         numResult = numResult / GCD;        //***  find reduced 
  54.         if ( wholeResult < 0 && numResult < 0 ) {
  55.             numResult = -numResult;
  56.         }
  57.         if (numResult == 0)
  58.             ResultAnswer = wholeResult+"";
  59.         else if (wholeResult == 0)
  60.             ResultAnswer = numResult + "/" + denResult;
  61.         else 
  62.             ResultAnswer = wholeResult + "_" + numResult + "/" + denResult;
  63.         return ResultAnswer;
  64.     }
  65.  
  66. }
Success #stdin #stdout 0.04s 2184192KB
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https://ideone.com/ZiItDp
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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