アリ本 1-6 p23 Ants（POJ では Runtime error ??）

ant-1-6-p23.cpp

#include <iostream>
#include <algorithm>

using namespace std;

const int MAX_N = 10 ^ 6;

int N;
int L, n;
int x[MAX_N];

void solve()
{
  int minT = 0;
  for (int i = 0; i < n; i++)
  {
    minT = max(minT, min(x[i], L - x[i]));
  }

  int maxT = 0;
  for (int i = 0; i < n; i++)
  {
    maxT = max(maxT, max(x[i], L - x[i]));
  }

  cout << minT << " " << maxT << endl;
}

int main()
{
  ios::sync_with_stdio(false);
  cin >> N;
  for (int i = 0; i < N; i++)
  {
    cin >> L >> n;
    for (int j = 0; j < n; j++)
    {
      cin >> x[j];
    }
    solve();
  }
  return 0;
}