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