#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, i;
  cin >> n;
  if ((n >= 8) && (n % 2 == 0)) {
    cout << "YES"
         << "\n";
    for (i = 1; i <= n; i = i + 2) {
      if ((i != 3) && (i != 8)) {
        cout << i + 1 << " - " << i << " = 1"
             << "\n";
      } else
        i--;
    }
    cout << "3 * 8 = 24"
         << "\n";
    for (i = 1; i <= (n - 2) / 2; i++) {
      cout << "24 * 1 = 24"
           << "\n";
    }
  } else if ((n > 8) && (n % 2 == 1)) {
    cout << "YES"
         << "\n";
    cout << "5 - 3 = 2"
         << "\n";
    cout << "2 * 4 = 8"
         << "\n";
    cout << "1 + 2 = 3"
         << "\n";
    cout << "8 * 3 = 24"
         << "\n";
    for (i = 7; i <= n; i = i + 2) {
      cout << i << " - " << i - 1 << " = 1"
           << "\n";
      cout << "24 * 1 = 24"
           << "\n";
    }
  } else if ((n == 4) || (n == 6)) {
    cout << "YES"
         << "\n";
    cout << "3 * 4 = 12"
         << "\n";
    cout << "2 * 1 = 2"
         << "\n";
    cout << "12 * 2 = 24"
         << "\n";
    if (n == 6) {
      cout << "6 - 5 = 1"
           << "\n";
      cout << "24 * 1 = 24"
           << "\n";
    }
  } else if ((n == 5) || (n == 7)) {
    cout << "YES"
         << "\n";
    cout << "5 - 3 = 2"
         << "\n";
    cout << "2 * 4 = 8"
         << "\n";
    cout << "1 + 2 = 3"
         << "\n";
    cout << "8 * 3 = 24"
         << "\n";
    if (n == 7) {
      cout << "7 - 6 = 1"
           << "\n";
      cout << "24 * 1 = 24"
           << "\n";
    }
  } else
    cout << "NO";
  return 0;
}
