#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  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 > 4) {
    cout << "YES" << endl;
    if (n % 2) {
      cout << "5 - 1 = 4" << endl;
      cout << "4 - 2 = 2" << endl;
      cout << "2 * 3 = 6" << endl;
      cout << "6 * 4 = 24" << endl;
      for (int i = 7; i <= n; i += 2) {
        cout << i << " - " << i - 1 << " = " << 1 << endl;
      }
      for (int i = 7; i <= n; i += 2) {
        cout << 24 << " * " << 1 << " = " << 24 << endl;
      }
    } else {
      for (int i = 6; i <= n; i += 2) {
        cout << i << " - " << i - 1 << " = " << 1 << endl;
      }
      int cnt = n / 2 - 2;
      for (int i = 1; i <= cnt; i++) {
        cout << "1 * 1 = 1" << endl;
      }
      cout << "1 * 2 = 2" << endl;
      cout << "2 * 3 = 6" << endl;
      cout << "6 * 4 = 24" << endl;
    }
  }
  return 0;
}
