#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n <= 3)
    cout << "NO";
  else if (n % 2 == 0) {
    cout << "YES\n";
    cout << "1 * 2 = 2\n";
    cout << "2 * 3 = 6\n";
    cout << "6 * 4 = 24\n";
    for (int i = 6; i <= n; i += 2) {
      cout << i << " - " << i - 1 << " = 1\n";
      cout << "24 * 1 = 24\n";
    }
  } else {
    cout << "YES\n";
    cout << "2 - 1 = 1\n";
    cout << "3 + 1 = 4\n";
    cout << "4 * 5 = 20\n";
    cout << "20 + 4 = 24\n";
    for (int i = 7; i <= n; i += 2) {
      cout << i << " - " << i - 1 << " = 1\n";
      cout << "24 * 1 = 24\n";
    }
  }
}
