#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\n3 * 2 = 6\n6 * 4 = 24\n24 * 1 = 24";
    return 0;
  }
  cout << "YES\n";
  int cnt = 0;
  set<int> s;
  for (int i = 1; i <= n; i++) s.insert(i);
  if (n % 2 == 0) {
    for (int i = 0; i <= (n - 5) / 2; i++) {
      int x = *s.rbegin();
      s.erase(s.find(x));
      int y = *s.rbegin();
      s.erase(s.find(y));
      s.insert(x - y);
      cout << x << " - " << y << " = " << x - y << "\n";
      cnt++;
    }
    cout << "3 * 2 = 6\n6 * 4 = 24\n24 * 1 = 24\n";
    for (int i = 0; i < cnt; i++) cout << "24 * 1 = 24\n";
    return 0;
  } else {
    if (n == 5) {
      cout << "5 + 4 = 9\n9 + 3 = 12\n12 * 2 = 24\n24 * 1 = 24";
      return 0;
    }
    for (int i = 0; i <= (n - 6) / 2; i++) {
      int x = *s.rbegin();
      s.erase(s.find(x));
      int y = *s.rbegin();
      s.erase(s.find(y));
      s.insert(x - y);
      cout << x << " - " << y << " = " << x - y << "\n";
      cnt++;
    }
    cout << "5 + 4 = 9\n9 + 3 = 12\n12 * 2 = 24\n24 * 1 = 24\n";
    for (int i = 0; i < cnt; i++) cout << "24 * 1 = 24\n";
    return 0;
  }
}
