#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n < 4) {
    cout << "NO";
    return 0;
  }
  cout << "YES" << endl;
  if (n % 2 == 0) {
    for (int i = 6; i <= n; i += 2) {
      cout << i << " - " << i - 1 << " = 1" << endl;
    }
    cout << "4 * 3 = 12" << endl;
    cout << "2 * 1 = 2" << endl;
    cout << "12 * 2 = 24" << endl;
    for (int i = 6; i <= n; i += 2) {
      cout << "24 * 1 = 24" << endl;
    }
  } else {
    for (int i = 7; i <= n; i += 2) {
      cout << i << " - " << i - 1 << " = 1" << endl;
    }
    cout << "5 - 2 = 3" << endl;
    cout << "3 * 4 = 12" << endl;
    cout << "3 - 1 = 2" << endl;
    cout << "2 * 12 = 24" << endl;
    for (int i = 7; i <= n; i += 2) {
      cout << "24 * 1 = 24" << endl;
    }
  }
  return 0;
}
