public class Hello {
    public static void main(String[] args) {
        System.out.println("Hello!");
    }

public class Hello {
    public static void main(String[] args) {
        System.out.println("Hello!");
    }

package com.example;

public class Hello {
    public static void main(String[] args) {
        System.out.println("Hello, world!");
    }

kind: Deployment
metadata:
  creationTimestamp: null
  name: hello
spec:
  replicas: 7
  selector:
    matchLabels:
      app: hello
      tier: backend
      track: stable
  strategy: {}
  template:
    metadata:
      annotations:
        istio.io/rev: default
        kubectl.kubernetes.io/default-container: hello
        kubectl.kubernetes.io/default-logs-container: hello
        prometheus.io/path: /stats/prometheus

hello from GreetingTask...

#include <stdio.h>

int
main(void)
{
	printf("hello, world\n");
	return 0;

#ifndef HELLO_H
#define HELLO_H
#if defined(_WIN32) && defined(DLL_EXPORT)
#define LIB_FUNC __declspec(dllexport)
#else
#define LIB_FUNC
#endif

class Greeter {
    public:
    void LIB_FUNC hello();
};

class Hello...

#include <iostream>

int main () {
  std::cout << "Hello, World!\n";
  return 0;

#include <stdio.h>

void
main(int argc, char *argv[])
{
	printf("hello, world\n");