#include <bits/stdc++.h>
using namespace std;
int main(int argc, char *argv[]) {
  int n;
  cin >> n;
  if (n < 4) {
    cout << "NO" << endl;
  } else {
    int c;
    if (n >= 4) {
      cout << "YES" << endl;
      if (n % 2 == 0) {
        c = 0;
        while (n >= 5) {
          cout << n << " - " << n - 1 << " = 1" << endl;
          n -= 2;
          c++;
        }
        cout << "1 * 2 = 2\n2 * 3 = 6\n6 * 4 = 24\n";
        for (int i = int(0); i <= int(c - 1); i++) {
          cout << "24 * 1 = 24\n";
        }
      } else {
        while (n >= 6) {
          cout << n << " - " << n - 1 << " = 1" << endl;
          n -= 2;
          c++;
        }
        cout << "5 + 3 = 8\n8 + 4 = 12\n12 * 2 = 24\n24 * 1 = 24\n";
        for (int i = int(0); i <= int(c - 1); i++) {
          cout << "24 * 1 = 24\n" << endl;
        }
      }
    }
  }
  return EXIT_SUCCESS;
}
