#include <bits/stdc++.h>
using namespace std;
int gcd(int a, int b) { return b == 0 ? a : gcd(b, a % b); }
int main() {
  int n;
  cin >> n;
  if (n < 4)
    cout << "NO" << endl;
  else if (n == 4) {
    cout << "YES" << endl;
    cout << "1 * 2 = 2\n2 * 3 = 6\n6 * 4 = 24\n";
  } else if (n == 5) {
    cout << "YES" << endl;
    cout << "1 + 4 = 5" << endl;
    cout << "5 * 5 = 25" << endl;
    cout << "3 - 2 = 1" << endl;
    cout << "25 - 1 = 24" << endl;
  } else {
    cout << "YES" << endl;
    cout << "2 * 3 = 6\n6 * 4 = 24\n";
    cout << "6 - 5 = 1\n1 - 1 = 0\n";
    for (int i = (7); i < (n + 1); i++) cout << i << " * 0 = 0\n";
    cout << "24 + 0 = 24\n";
  }
  return 0;
}
