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