I can't get the common denominator to work. Please help.
Code:
import java.util.*;
import java.lang.*;
public class Fraction {
/**
* @param args
*/
public static void main(String[] args) {
// User input
Scanner scan = new Scanner(System.in);
System.out.println ("Input numerator from first fraction: ");
int numerator1 = scan.nextInt();
System.out.println ("Input denominator from first fraction");
int denominator1 = scan.nextInt();
System.out.println ("Input numerator from second fraction");
int numerator2 = scan.nextInt();
System.out.println ("Input denominator from second fraction");
int denominator2 = scan.nextInt();
//Check for invalid integers
if (denominator1 <= 0 || denominator2 <=0){
System.out.println ("Can not have a zero in denominator");
}
//Compare two denominators
int smallNum = 0, bigNum = 0, bigDenom = 0, smallDenom = 0;
if(denominator1>denominator2)
{
bigNum = numerator1;
smallNum = numerator2;
bigDenom = denominator2;
smallDenom = denominator1;
}
if (denominator2>denominator1);
{
bigNum = numerator2;
smallNum = numerator1;
bigDenom = denominator1;
smallDenom = denominator2;
}
//Find common denominator
int newDenom = bigDenom;
if (smallDenom == 0){System.out.println ("You suck");}
else {
int newNum = ((newDenom / smallDenom)* smallNum);
System.out.println(newNum);
System.out.println(bigDenom);
System.out.println(smallDenom);
System.out.println(smallNum);
System.out.println(bigNum);
// Add the fractions
int sumNum, sumDenom;
sumNum = (newNum + bigNum);
sumDenom = bigDenom;
// Simplify fraction
int biggerNumber; int smallerNumber;
if(sumNum>sumDenom)
{
biggerNumber=sumNum;
smallerNumber=sumDenom;}
else
{
biggerNumber=sumNum;
smallerNumber=sumDenom;
}
for(int divisor=1;
divisor<=biggerNumber;divisor++)
{
if
(((biggerNumber*divisor)%smallerNumber)==0)
{
int LCM=biggerNumber*divisor;
break;
}
}
int count=1;
while(count!=0){count=biggerNumber%smallerNumber;
if(count==0)
{
System.out.println ((sumNum / smallerNumber) + "/" + (sumDenom / smallerNumber));}
else{
biggerNumber=smallerNumber;
smallerNumber=count;}}}}
}
Comment