#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n < 4)
    cout << "NO" << endl;
  else {
    cout << "YES" << endl;
    if (n % 2 == 0) {
      cout << "1 * 2 = 2" << endl;
      cout << "2 * 3 = 6" << endl;
      cout << "6 * 4 = 24" << endl;
      for (int k = 6; k <= n; k += 2) {
        cout << k << " - " << k - 1 << " = 1" << endl;
        cout << "24 * 1 = 24" << endl;
      }
    } else {
      cout << "5 * 4 = 20" << endl;
      cout << "20 + 3 = 23" << endl;
      cout << "23 + 2 = 25" << endl;
      cout << "25 - 1 = 24" << endl;
      for (int k = 7; k <= n; k += 2) {
        cout << k << " - " << k - 1 << " = 1" << endl;
        cout << "24 * 1 = 24" << endl;
      }
    }
  }
  return 0;
}
