Submission #839948

---

Source Code Expand

#include <array>
#include <string>
#include <iostream>
#include <vector>

int f (std::vector<int> const & a, int A) {
  int sum = 0;
  for (int i = 0; i < a.size(); ++i) {
    sum += (a[i] - A) * (a[i] - A);
  }
  return sum;
}

int main () {
  std::string line;
  std::getline(std::cin, line);

  int N = line.size();

  for (int i = 0; i < N; ++i) {
    if (i < N - 1 && (line[i] == line[i + 1])) {
      std::cout << i << " " << i + 1 << std::endl;
      return 0;
    }
    if (i < N - 1 && (line[i] == line[i + 2])) {
      std::cout << i << " " << i + 2 << std::endl;
      return 0;
    }
  }
  std::cout << "-1 -1" << std::endl;
}

Submission Info

Judge Result