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private int n; //numerator
private int d; //denomenator
public ADTFraction() {//default constructor
this.n = 0;
this.d = 1;
}
public ADTFraction(int a, int b) {//parameter constructor
if (b != 0) {
this.n = a;
this.d = b;
} else {
this.n = 0;
this.d = 1;
System.out.println("Denominator cannot be zero. default values are assigned.");
}
}
public void set(int a, int b) {//set numerator and denomenator
if (b != 0) {
this.n = a;
this.d = b;
} else {
this.n = 0;
this.d = 1;
System.out.println("Denominator cannot be zero. default values are assigned.");
}
}
public ADTFraction plus(ADTFraction x) {//add two fractions this=3/5 and x=7/8
int num, den;
num = x.d * this.n + x.n * this.d;
den = this.d * x.d;
ADTFraction f1 = new ADTFraction(num, den);
return f1;
}
public ADTFraction times(int a) {//multiply fraction by a number
int num, den;
num=this.n*a;
den=this.d;
ADTFraction f1=new ADTFraction(num,den);
return f1;
}
public ADTFraction times(ADTFraction x) {//multiply two fractions
int num ,den;
num= this.n+ x.n;
den= this.d+ x.d;
ADTFraction f1= new ADTFraction(num,den);
return f1;
}
public ADTFraction reciprocal() {//reciprocal of a fraction upside down
ADTFraction f1=new ADTFraction(this.d,this.n);
return f1;
}
public float value() {//numerical value of a fraction
return (float)this.n/this.d;
}
public void display() {//display the fraction in the format n/d
System.out.println("Fraction equals to "+this.n+ "/" + this.d);
}
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