#include <stdio.h>
#include <string.h>
#define strcmpi strcasecmp

int main () {
  char names[5][255] = {
    "asd", "ASD", "qwe", "aasd", "qwcf"
  };

  // bubble sort
  int i = 0;

  do {
    int j = 0;
    do {
      if (strcmpi(names[i], names[j]) < 0) {
        char name[255];

        strcpy(name, names[i]);
        strcpy(names[i], names[j]);
        strcpy(names[j], name);
      }

      ++j;
    } while (j < 5);
    ++i;
  } while (i < 5);

  for (int i = 0 ; i < 5 ; ++i) {
    printf("%s ", names[i]);
  }

  return 0;
}