#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n < 4)
    cout << "NO\n";
  else {
    cout << "YES\n";
    if (n % 2) {
      if (n > 5) {
        cout << "7 - 6 = 1\n";
        for (int i = 8; i <= n; i += 2) {
          cout << i + 1 << " - " << i << " = 1\n";
          cout << "1 * 1 = 1\n";
        }
        cout << "5 - 3 = 2\n";
        cout << "2 + 1 = 3\n";
        cout << "1 * 2 = 2\n";
        cout << "2 * 3 = 6\n";
        cout << "6 * 4 = 24\n";
      } else {
        cout << "5 - 3 = 2\n";
        cout << "2 + 1 = 3\n";
        cout << "2 * 3 = 6\n";
        cout << "6 * 4 = 24\n";
      }
    } else {
      if (n > 4) {
        cout << "6 - 5 = 1\n";
        for (int i = 7; i <= n; i += 2) {
          cout << i + 1 << " - " << i << " = 1\n";
          cout << "1 * 1 = 1\n";
        }
        cout << "1 * 1 = 1\n";
        cout << "1 * 2 = 2\n";
        cout << "2 * 3 = 6\n";
        cout << "6 * 4 = 24\n";
      } else {
        cout << "1 * 2 = 2\n";
        cout << "2 * 3 = 6\n";
        cout << "6 * 4 = 24\n";
      }
    }
  }
  return 0;
}
