Hello world program in C and C++

1.HELLO WORLD PROGRAM IN C LANGUAGE.

#include<stdio.h>
#include<conio.h>
void main()
{
printf("Hello world"); //printf() is used for displaying string inside this function
getch();
}




2.HELLO WORLD PROGRAM IN C++ LANGUAGE.

#include<iostream.h>
#include<conio.h>
void main()
{
cout<<"Hello World";
getch();
}