#include <bits/stdc++.h>
using namespace std;
int n;
int main() {
  cin >> n;
  if (n < 4) {
    cout << "NO" << endl;
    return 0;
  }
  cout << "YES" << endl;
  if (n % 2 == 0) {
    cout << "1 * 2 = 2" << endl;
    cout << "2 * 3 = 6" << endl;
    cout << "4 * 6 = 24" << endl;
    for (int i = n; i > 4; i -= 2) {
      cout << i << " - " << i - 1 << " = " << 1 << endl;
    }
    for (int i = n; i > 4; i -= 2) {
      cout << "24 * 1 = 24" << endl;
    }
  } else {
    cout << "2 + 3 = 5" << endl;
    cout << "4 * 5 = 20" << endl;
    cout << "20 + 5 = 25" << endl;
    cout << "25 - 1 = 24" << endl;
    for (int i = n; i > 5; i -= 2) {
      cout << i << " - " << i - 1 << " = " << 1 << endl;
    }
    for (int i = n; i > 5; i -= 2) {
      cout << "24 * 1 = 24" << endl;
    }
  }
  return 0;
}
