#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n < 4) {
    cout << "NO";
    return 0;
  }
  if (n == 4) {
    cout << "YES" << endl;
    cout << "1 * 2 = 2" << endl;
    cout << "2 * 3 = 6" << endl;
    cout << "4 * 6 = 24" << endl;
  } else if (n == 5) {
    cout << "YES" << endl;
    cout << "5 - 3 = 2" << endl;
    cout << "2 * 4 = 8" << endl;
    cout << "1 + 2 = 3" << endl;
    cout << "8 * 3 = 24" << endl;
  } else {
    cout << "YES" << endl;
    cout << "2 * 3 = 6" << endl;
    cout << "4 * 6 = 24" << endl;
    cout << "6 - 1 = 5" << endl;
    cout << "5 - 5 = 0" << endl;
    for (int i = 7; i <= n; i++) cout << i << " * 0 = 0" << endl;
    cout << "24 + 0 = 24" << endl;
  }
}
