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