#include <bits/stdc++.h>
const int MAXN = 100000 + 1110;
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n <= 3) {
    cout << "NO";
    return 0;
  }
  cout << "YES\n";
  if (n == 4) {
    cout << "3 * 1 = 3\n2 * 3 = 6\n4 * 6 = 24";
    return 0;
  }
  if (n % 2 == 0) {
    for (int i = n; i >= 6; i -= 2) {
      cout << i << " - " << i - 1 << " = 1\n";
      cout << "1 * 1 = 1\n";
    }
    cout << "3 * 1 = 3\n2 * 3 = 6\n4 * 6 = 24";
    return 0;
  }
  for (int i = n; i >= 7; i -= 2) {
    cout << i << " - " << i - 1 << " = 1\n";
    cout << "1 * 1 = 1\n";
  }
  cout << "5 - 3 = 2\n";
  cout << "2 + 1 = 3\n";
  cout << "2 * 3 = 6\n";
  cout << "6 * 4 = 24\n";
  return 0;
}
