#include <iostream>
#include <vector>

int main() {
  std::vector<char> data(102400, 'A');

#pragma omp parallel for shared(data) default(none)
  for (int i = 0; i < data.size(); i++) {
    data[i] ^= 'A' ^ 'a';
  }

  for (auto &i : data) {
    std::cout << i;
  }

  std::cout << std::endl;
  return 0;
}