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