#include <bits/stdc++.h>
using namespace std;
const int MAXN = 100005;
const int MOD = 1000000007;
const int INF = 1e9;
int n, p, q, l, r;
int main() {
  cin >> n;
  if (n < 4) {
    cout << "NO";
    return 0;
  }
  if (n == 4) {
    printf("YES\n");
    printf("4 * 3 = 12\n");
    printf("12 * 2 = 24\n");
    printf("24 * 1 = 24\n");
    return 0;
  }
  if (n % 2 != 0) {
    printf("YES\n");
    printf("4 * 5 = 20\n");
    printf("2 + 3 = 5\n");
    printf("5 - 1 = 4\n");
    printf("20 + 4 = 24\n");
    for (int i = 6; i <= n; i += 2) {
      printf("%d - %d = 1\n", i + 1, i);
      printf("24 * 1 = 24\n", i + 2, i + 3);
    }
    return 0;
  }
  printf("YES\n");
  printf("6 + 5 = 11\n");
  printf("3 * 4 = 12\n");
  printf("2 - 1 = 1\n");
  printf("11 + 12 = 23\n");
  printf("23 + 1 = 24\n");
  for (int i = 7; i <= n; i += 2) {
    printf("%d - %d = 1\n", i + 1, i);
    printf("24 * 1 = 24\n");
  }
  return 0;
}
