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