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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone {
  6. 	public static void main(String[] args) {
  7. 		new Ideone();
  8. 	}
  9. 	public Ideone() {
  10. 		Fraction f1 = new Fraction(1, 3);
  11. 		f1.print();
  12. 		Fraction f2 = new Fraction(1, 2);
  13. 		f2.print();
  14.  
  15. 		Fraction f3 = f1.add(f2);
  16. 		f3.print();
  17. 	}
  18.  
  19. 	private class Fraction {
  20. 		public double numerator = 0;
  21. 		public double denominator = 0;
  22.  
  23. 		public Fraction() { }
  24. 		public Fraction(Fraction f) {
  25. 			this.numerator = f.numerator;
  26. 			this.denominator = f.denominator;
  27. 		}
  28. 		public Fraction(double numerator, double denominator) {
  29. 			this.numerator = numerator;
  30. 			this.denominator = denominator;
  31. 		}
  32.  
  33. 		public Fraction add(Fraction f1) {
  34. 			Fraction f2 = new Fraction();
  35.  
  36. 			f2.denominator = this.denominator * f1.denominator;
  37. 			f2.numerator = this.numerator * f1.denominator + f1.numerator * this.denominator;
  38. 			return f2;
  39. 		}
  40. 		public Fraction add(double d) {
  41. 			Fraction f = new Fraction(this);
  42. 			f.numerator += d * f.denominator;
  43. 			return f;
  44. 		}
  45. 		public void print() {
  46. 			String numerator = String.valueOf(this.numerator);
  47. 			String denominator = String.valueOf(this.denominator);
  48. 			int length = Math.max(numerator.length(), denominator.length());
  49. 			int point = Math.min(numerator.length()-numerator.indexOf('.'), denominator.length()-denominator.indexOf('.'));
  50.  
  51. 			System.out.println(String.format(" %.0f", this.numerator));
  52. 			for (int i=0; i<length; i++) System.out.print('-');
  53. 			System.out.println();
  54. 			System.out.println(String.format(" %.0f", this.denominator));
  55. 		}
  56. 	}
  57. }
Success #stdin #stdout 0.08s 380160KB
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https://ideone.com/ssHthl
language:
Java (12.0.1)
created:
12 years ago
visibility:
public

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