#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, i, count = 0;
  cin >> n;
  if (n <= 3)
    cout << "NO";
  else {
    cout << "YES" << endl;
    if (n % 2 == 0) {
      cout << "1 * 2 = 2" << endl;
      cout << "3 * 4 = 12" << endl;
      cout << "2 * 12 = 24" << endl;
      if (n > 4) {
        for (i = 5; i < n; i += 2) {
          cout << i + 1 << " - " << i << " = "
               << "1" << endl;
          count++;
          if (count % 2 == 0) {
            cout << "1 * 1 = 1" << endl;
            count--;
          }
        }
        cout << "24 * 1 = 24";
      }
    } else {
      cout << "1 + 2 = 3" << endl
           << "3 * 4 = 12" << endl
           << "5 - 3 = 2" << endl
           << "12 * 2 = 24" << endl;
      if (n > 5) {
        for (i = 6; i < n; i += 2) {
          cout << i + 1 << " - " << i << " = "
               << "1" << endl;
          count++;
          if (count % 2 == 0) {
            cout << "1 * 1 = 1" << endl;
            count--;
          }
        }
        cout << "24 * 1 = 24";
      }
    }
  }
}
