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