#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n <= 3)
    cout << "NO";
  else {
    cout << "YES\n";
    if (n % 2 == 1) {
      for (int i = n; i > 5; i -= 2) {
        cout << i << " - " << i - 1 << " = 1\n1 * 1 = 1\n";
      }
      cout << "5 - 2 = 3\n3 + 3 = 6\n6 * 4 = 24\n24 * 1 = 24";
    } else {
      for (int i = n; i > 4; i -= 2) {
        cout << i << " - " << i - 1 << " = 1\n1 * 1 = 1\n";
      }
      cout << "2 * 3 = 6\n6 * 4 = 24\n24 * 1 = 24";
    }
  }
}
