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