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