#include <bits/stdc++.h>
using namespace std;
void fn(long long n) {
  if (n % 2 == 0) {
    for (int i = 5; i < n; i += 2) {
      cout << i + 1 << " - " << i << " = 1" << endl;
    }
    cout << "4 * 3 = 12" << endl;
    cout << "2 * 1 = 2" << endl;
    cout << "12 * 2 = 24" << endl;
    for (int i = 0; i < (n - 4) / 2; i++) {
      cout << "24 * 1 = 24 " << endl;
    }
  } else {
    for (int i = 6; i < n; i += 2) {
      cout << i + 1 << " - " << i << " = 1" << endl;
    }
    cout << "5 * 4 = 20" << endl;
    cout << "3 - 1 = 2" << endl;
    cout << "2 + 2 = 4" << endl;
    cout << "20 + 4 = 24" << endl;
    for (int i = 0; i < (n - 4) / 2; i++) {
      cout << "24 * 1 = 24 " << endl;
    }
  }
}
int main() {
  long long n;
  cin >> n;
  if (n < 4) {
    cout << "NO" << endl;
  } else {
    cout << "YES" << endl;
    fn(n);
  }
  return 0;
}
