#include <vector>
#include <iostream>

static std::vector<std::vector<unsigned>>
fn(std::vector<std::vector<unsigned>> data) {
  return {
          {1, 2, 3},
          {4, 5, 6},
          {7, 8, 9},
  };
}

static std::vector<std::vector<unsigned>>
fn(unsigned n, std::vector<std::vector<unsigned>> data) {
  return {
          {n + 1, n + 2, n + 3},
          {n + 4, n + 5, n + 6},
          {n + 7, n + 8, n + 9},
  };
}

int main() {
  /* Expected indentation */
  fn({
      {1, 2, 3},
      {3, 4, 5},
      {6, 7, 8},
    });
  for (const auto &v : fn({
                           {3, 4, 5},
                           {6, 7, 8},
                           {9, 10, 11},
      })) {
    for (const auto &a : v) {
      std::cout << a << '\n';
    }
  }
  /* End: Expected indentation */

  /* Problem */
  fn(20, {
      {1, 2, 3},
        {3, 4, 5},
          {6, 7, 8},
            });
  for (const auto &v : fn(20, {
        {3, 4, 5},
          {6, 7, 8},
            {9, 10, 11},
              })) {
    for (const auto &a : v) {
      std::cout << a << '\n';
    }
  }
  /* End: Problem */
}