#cpp
#include <stdio.h>
 
main()
{
    printf("hello, world\n");
}

#cpp

#include <stdio.h>
 
int main(void)
{
    printf("Hello, world\n");
    return 0;
}

#cpp

#include <iostream>
 
int main()
{
    std::cout << "Hello, world!" << std::endl;
    return 0;
}

#pas

program MyProgram;
begin
 WriteLn ('Hello, world!');
end.

print "Hello, world!"

(format t "Hello, world!~%")

.MODEL TINY
CODE SEGMENT
ASSUME CS:CODE, DS:CODE
ORG 100h
START:
        mov ah,9
        mov dx,OFFSET Msg
        int 21h
        int 20h
        Msg DB 'Hello World',13,10,'#'
CODE ENDS
END START

#bas
MsbBox "Hello World!"