#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  map<int, vector<int>> mp;
  cin >> n;
  int arr[n];
  int min = 1000000001;
  for (int i = 0; i < n; i++) {
    cin >> arr[i];
    mp[arr[i]].push_back(i);
    if (arr[i] < min) min = arr[i];
  }
  map<int, vector<int>>::iterator itr = mp.find(min);
  int ans = n + 2;
  vector<int> v1 = itr->second;
  for (int j = 1; j < v1.size(); j++) {
    if (v1[j] - v1[j - 1] < ans) ans = v1[j] - v1[j - 1];
  }
  cout << ans;
  return 0;
}
