Hello World in C

Last updated on 2019-10-20

The simplist C program …

/* hello.c */

#include <stdio.h>

int
main() {
        printf("Hello World\n");

        return 0;
};

Outputs …

Hello World

Compile and run with GCC

gcc hello.c && ./a.out

or Clang

clang hello.c && ./a.out