#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n <= 3) {
    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 == 5) {
    cout << "YES" << endl;
    cout << "3 * 5 = 15" << endl;
    cout << "2 * 4 = 8" << endl;
    cout << "8 + 1 = 9" << endl;
    cout << "15 + 9 = 24" << endl;
    return 0;
  }
  if (n >= 6) {
    cout << "YES" << endl;
    cout << "3 - 2 = 1" << endl;
    cout << "1 - 1 = 0" << endl;
    for (int j = 5; j <= n; j++) {
      if (j != 6) {
        cout << "0 * " << j << " = 0" << endl;
      }
    }
    cout << "6 * 4 = 24" << endl;
    cout << "24 + 0 = 24" << endl;
  }
  return 0;
}
