#include <bits/stdc++.h>
const int mod = 1000000007;
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n <= 3) {
    cout << "NO" << endl;
    return 0;
  } else {
    cout << "YES" << endl;
    int i = n;
    int k = 0;
    for (i = n; i > 5; i = i - 2) {
      printf("%d - %d = %d\n", i, i - 1, 1);
      k++;
    }
    if (i == 5) {
      cout << "5 + 4 = 9" << endl;
      cout << "9 + 3 = 12" << endl;
      cout << "12 * 2 = 24" << endl;
      cout << "24 * 1 = 24" << endl;
    }
    if (i == 4) {
      cout << "2 * 3 = 6" << endl;
      cout << "4 * 6 = 24" << endl;
      cout << "24 * 1 = 24" << endl;
    }
    for (int i = 0; i < k; ++i) {
      puts("24 * 1 = 24");
    }
  }
  return 0;
}
