#include <bits/stdc++.h>
using namespace std;
using ll = long long;
signed main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  int n;
  cin >> n;
  if (n <= 3) {
    cout << "NO" << endl;
  } else {
    cout << "YES" << endl;
    for (int i = n; i > 5; i -= 2) {
      cout << i << " - " << i - 1 << " = " << 1 << endl;
      cout << 1 << " * " << i - 2 << " = " << i - 2 << endl;
    }
    if (n % 2) {
      cout << "5 - 2 = 3\n3 * 4 = 12\n3 - 1 = 2\n2 * 12 = 24" << endl;
    } else {
      int l = 4;
      for (int i = 3; i > 0; i--) {
        cout << l << " * " << i << " = " << l * i << endl;
        l = l * i;
      }
    }
  }
}
