public class Fraction {
	private int numerator;
	private int denominator;
	
	public int getNumerator() {
		return this.numerator;
	}
	public void setNumerator(int n) {
		this.numerator = n;
	}
	public int getDenominator() {
		return this.denominator;
	}
	public void setDenominator(int d) {
		if (d == 0) { 
			d = 1; 
		}
		this.denominator = d;
	}
	
	
	public Fraction(int n, int d) {
		this.setNumerator(n);
		this.setDenominator(d);
	}
	
	public void simplify() {
		for(int divisor = this.denominator; divisor > 0; divisor -= 1) {
			if ((this.denominator % divisor) == 0 
			 && (this.numerator % divisor) == 0) {
				this.numerator /= divisor;
				this.denominator /= divisor;
			}
		}
	}
	public double toDouble() {
		return this.numerator / (double)(this.denominator);
	}
	public Fraction recipricol() {
		return new Fraction(this.denominator, this.numerator);
	}
	
	public Fraction times(Fraction that) {
		return new Fraction(
				this.numerator * that.numerator,
				this.denominator * that.denominator
			);
	}
	
	
	public String toString() {
		return this.numerator +"/"+ this.denominator;
	}
	
}