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  1. class Java8Tester {
  2.    public static void main(String args[]){
  3.       Java8Tester tester = new Java8Tester();
  4.  
  5.       MathOperation test = (a,b)->a*~a*b*~b/4;
  6.  
  7.       System.out.println(tester.operate(0, 0, test));
  8.       System.out.println(tester.operate(1, 1, test));
  9.       System.out.println(tester.operate(3, 3, test));
  10.       System.out.println(tester.operate(4, 4, test));
  11.       System.out.println(tester.operate(6, 7, test));
  12.    }
  13.  
  14.    interface MathOperation {
  15.       int operation(int a, int b);
  16.    }
  17.  
  18.    private int operate(int a, int b, MathOperation mathOperation){
  19.       return mathOperation.operation(a, b);
  20.    }
  21. }
Success #stdin #stdout 0.09s 711168KB
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https://ideone.com/xFQ0uy
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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