#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  int n;
  cin >> n;
  if (n < 4) {
    cout << "NO" << endl;
    return 0;
  }
  if (n == 4) {
    cout << "YES" << endl;
    cout << "1 * 2 = 2" << endl;
    cout << "2 * 3 = 6" << endl;
    cout << "6 * 4 = 24" << endl;
    return 0;
  }
  if (n == 5) {
    cout << "YES" << endl;
    cout << "3 - 1 = 2" << endl;
    cout << "2 * 2 = 4" << endl;
    cout << "4 * 5 = 20" << endl;
    cout << "20 + 4 = 24" << endl;
    return 0;
  }
  cout << "YES" << endl;
  cout << "4 * 6 = 24" << endl;
  cout << "2 - 3 = -1" << endl;
  cout << "1 + -1 = 0" << endl;
  for (int i = 5; i <= n; i++)
    if (i != 6) cout << "0 * " << i << " = 0" << endl;
  cout << "0 + 24 = 24" << endl;
}
