#include <string.h>
#include <unistd.h>
int main() {
  const char *text = "Podaj swoje imię: ";
  write(STDOUT_FILENO, text, strlen(text));
  
  char buffer[256];
  int nameLength;
  nameLength = read(0, buffer, 256);
  text = "Witaj ";
  write(STDOUT_FILENO, text, strlen(text));
  write(STDOUT_FILENO, buffer, nameLength);
  return 0;
}