jb14.0 lyambds, Java

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//'main' method must be in a class 'Rextester'.
//Compiler version 1.8.0_111

import java.util.*;
import java.lang.*;

class Rextester
{  
    public static void main(String args[])
    {
        System.out.println("Hello, World!");
        MyValue myVal;
        myVal = ()-> 98;
        MyParamValue myPValue = $n -> 1/$n;
        System.out.println(myVal.myValue());
        System.out.println(myPValue.myParamValue(4));
        
        MyNumericTest test1 = ($x, $y) -> $x % $y == 0;
        System.out.println("test1 " + test1.test(4, 2));
        System.out.println("test1.1 " + test1.test(4, 6));
        
        MyNumericTest test2 = ($x, $y) -> $x < $y;
        System.out.println("test2 " + test2.test(3, 1));
        System.out.println("test2.1 " + test2.test(3, 4));
        
        MyNumericTest test3 = ($x, $y) -> ($x<0 ? -$x : $x) == ($y<0 ? -$y : $y);
        System.out.println("test3 " + test3.test(2, -2));
        System.out.println("test3.1 " + test3.test(2, 2));
        System.out.println("test3.2 " + test3.test(3, -2));
        
        StringTest strTest = ($s, $sub) -> $s.indexOf($sub) > 0;
        System.out.println(strTest.test("это тест лябд", "тест"));
        System.out.println(strTest.test("это тест лябд", "тест1"));
    }
}

interface MyValue{
    double myValue();
}

interface MyParamValue{
    double myParamValue(double n);
}

interface MyNumericTest{
    boolean test(int x, int y);
}

interface StringTest{
    boolean test(String s, String sub);
}

[ + ] Show input
Compilation time: 0.63 sec, absolute running time: 0.2 sec, cpu time: 0.26 sec, memory peak: 25 Mb, absolute service time: 0,83 sec