#include <bits/stdc++.h>
using namespace std;
int main() {
  vector<int> vct, vct1;
  int q, a;
  cin >> q;
  while (q--) {
    cin >> a;
    vct.push_back(a);
  }
  vector<int>::iterator it = min_element(vct.begin(), vct.end());
  for (int i = 0; i < vct.size(); i++)
    if (*it == vct[i]) vct1.push_back(i);
  sort(vct1.begin(), vct1.end());
  if (vct1.size() > 1) {
    int s = vct1[1] - vct1[0];
    for (int i = 1; i < vct1.size() - 1; i++)
      if ((vct1[i + 1] - vct1[i]) < s) s = (vct1[i + 1] - vct1[i]);
    cout << s << endl;
  } else
    cout << "0" << endl;
}
