#include <bits/stdc++.h>
using namespace std;
long long gcd(long long a, long long b) { return (a ? gcd(b % a, a) : b); }
long long power(long long a, long long n) {
  long long p = 1;
  while (n > 0) {
    if (n % 2) {
      p = p * a;
    }
    n >>= 1;
    a *= a;
  }
  return p;
}
void f(int n) {
  if (n == 4) {
    cout << "1 * 2 = 2"
         << "\n";
    cout << "3 * 4 = 12"
         << "\n";
    cout << "12 * 2 = 24"
         << "\n";
    return;
  }
  if (n == 5) {
    cout << "5 - 3 = 2"
         << "\n";
    cout << "2 + 1 = 3"
         << "\n";
    cout << "2 * 3 = 6"
         << "\n";
    cout << "6 * 4 = 24"
         << "\n";
    return;
  }
  cout << n << " - " << n - 1 << " = 1"
       << "\n"
       << "1 * 1 = 1"
       << "\n";
  f(n - 2);
}
int main() {
  ios_base::sync_with_stdio(false);
  int n;
  cin >> n;
  if (n < 4) return cout << "NO", 0;
  cout << "YES"
       << "\n";
  f(n);
  return 0;
}
