#include <bits/stdc++.h>
using namespace std;
int n, a[100000], m;
vector<int> minimums;
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cin >> n;
  m = 10000000000;
  for (int i = 0; i < (n); i++) {
    cin >> a[i];
    m = min(m, a[i]);
  }
  for (int i = 0; i < (n); i++)
    if (a[i] == m) minimums.push_back(i);
  int res = 100000000;
  for (int i = 0; i < (minimums.size() - 1); i++)
    res = min(res, minimums[i + 1] - minimums[i]);
  cout << res << endl;
  return 0;
}
