Program to get ASCII codes of characters.

code.c

#include <stdio.h>

int main(int argc, char** argv) {
  // if at least an argument is given to the program
  if (argc > 1) {
    // loop through first argument
    for (int i = 0; argv[1][i] != 0; i++)
      // print integer representation of character at i
      printf("%i ", argv[1][i]);
    puts("");
  }
}