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