#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  int n;
  cin >> n;
  int min;
  int *a = new int[n];
  for (int i = 0; i < n; i++) cin >> a[i];
  min = a[0];
  for (int i = 0; i < n; i++)
    if (a[i] < min) min = a[i];
  int k = 0, t, x = 0;
  int temp = 1;
  for (int i = 0; i < n; ++i) {
    if (min == a[i]) {
      ++x;
      if (x > 1) {
        k = i - t;
      }
      t = i;
      if (x == 2 || (x > 2 && temp >= k)) temp = k;
    }
  }
  cout << temp;
  cout << endl;
  return 0;
}
