#include <bits/stdc++.h>
using namespace std;
void print(int n) {
  while (n > 5) {
    printf("%d - %d = 1\n", n, n - 1);
    printf("%d * 1 = %d\n", n - 2, n - 2);
    n -= 2;
  }
  if (n == 4) {
    printf("4 * 3 = 12\n");
    printf("12 * 2 = 24\n");
    printf("24 * 1 = 24\n");
  } else if (n == 5) {
    printf("5 * 4 = 20\n");
    printf("3 + 2 = 5\n");
    printf("5 - 1 = 4\n");
    printf("20 + 4 = 24\n");
  }
}
int main() {
  ios::sync_with_stdio(false);
  int n;
  while (cin >> n) {
    if (n < 4) {
      cout << "NO" << endl;
    } else {
      cout << "YES" << endl;
      print(n);
    }
  }
  return 0;
}
