package fraction;
import util.MyMath;
/**
* Fraction Class
* @author Filippo Rocco
* @version March 2026
*/
public class Fraction {
private int num;
private int den;
public Fraction(int num, int den) {
this.num = num * den > 0 ? Math.abs(num) : -Math.abs(num);
this.den = Math.abs(den);
}
public Fraction(int num) {
this(num, 1);
}
public int getNum() {
return this.num;
}
public int getDen() {
return this.den;
}
public boolean equals(Fraction that) {
return this.getNum() * that.getDen() == this.getDen() * that.getNum();
}
public Fraction minTerm() {
int mcd = MyMath.mcd(this.getNum(), this.getDen());
return new Fraction(this.getNum() / mcd, this.getDen() / mcd);
}
@Override
public String toString() {
return this.getDen() == 1 ? Integer.toString(this.getNum()) : this.getNum() +
"/" + this.getDen();
}
public Fraction sum(Fraction that) {
Fraction result = new Fraction(this.getNum() * that.getDen() + this.getDen() *
that.getNum(), this.getDen() * that.getDen());
return result.minTerm();
}
public Fraction sub(Fraction that) {
Fraction result = new Fraction(this.getNum() * that.getDen() - this.getDen() *
that.getNum(), this.getDen() * that.getDen());
