#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false), cout.tie(0), cin.tie(0);
  int n;
  cin >> n;
  if (n <= 3) return cout << "NO", 0;
  cout << "YES" << endl;
  if (n % 2 == 1) {
    cout << "5 - 1 = 4" << endl
         << "4 - 2 = 2" << endl
         << "3 * 2 = 6" << endl
         << "6 * 4 = 24" << endl;
    for (int i = 6; i <= n; i += 2)
      cout << i + 1 << " - " << i << " = 1" << endl << "24 * 1 = 24" << endl;
  } else {
    int ss = 1;
    for (int i = 2; i <= 4; i++) {
      cout << ss << " * " << i << " = " << ss * i << endl;
      ss *= i;
    }
    for (int i = 5; i <= n; i += 2)
      cout << i + 1 << " - " << i << " = 1" << endl << "24 * 1 = 24" << endl;
  }
  return 0;
}
