#include <bits/stdc++.h>
using namespace std;
const int N = 101;
int a[N];
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int n;
  cin >> n;
  if (n <= 3)
    cout << "NO" << endl;
  else if (n % 2 == 0) {
    cout << "YES" << endl;
    cout << "1 * 2 = 2" << endl;
    cout << "2 * 3 = 6" << endl;
    cout << "6 * 4 = 24" << endl;
    for (int i = 5; i <= n; i += 2) {
      cout << i + 1 << " - " << i << " = " << 1 << endl;
      cout << "24 * 1 = 24" << endl;
    }
  } else {
    cout << "YES" << endl;
    cout << "2 - 1 = 1" << endl;
    cout << "1 + 3 = 4" << endl;
    cout << "4 * 5 = 20" << endl;
    cout << "20 + 4 = 24" << endl;
    for (int i = 6; i <= n; i += 2) {
      cout << i + 1 << " - " << i << " = " << 1 << endl;
      cout << "24 * 1 = 24" << endl;
    }
  }
}
