#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n <= 3) {
    cout << "NO";
    return 0;
  }
  cout << "YES\n";
  int nones = 0;
  for (int t = n; t >= 6; t -= 2) {
    cout << t << " - " << (t - 1) << " = 1\n";
    ++nones;
  }
  for (int t = 0; t < nones - 1; ++t) {
    cout << "1 * 1 = 1\n";
  }
  if (n % 2 == 0) {
    cout << "1 * 2 = 2\n";
    cout << "2 * 3 = 6\n";
    cout << "6 * 4 = 24\n";
  } else {
    cout << "5 + 4 = 9\n";
    cout << "9 + 3 = 12\n";
    cout << "12 * 2 = 24\n";
    cout << "24 * 1 = 24\n";
  }
  if (nones) {
    cout << "24 * 1 = 24\n";
  }
  return 0;
}
