#include <stdlib.h>
#include <string.h>
#include <stdio.h>

void func(char arg[])
{
  char buffer[20];
  strcpy(buffer,arg);
}

int main(int argc, char *argv[])
{
  if(argc < 2)
        printf("What's your name ?  <name>\n");
  else {
        func(argv[1]);
        return 0;
  }
}