#include <bits/stdc++.h>
using namespace std;
const int MOD(1000000007);
const int INF((1 << 30) - 1);
const int MAXN();
int main() {
  int n;
  scanf("%d", &n);
  if (n <= 3)
    printf("NO");
  else {
    printf("YES\n");
    if (n % 2) {
      printf("4 * 5 = 20\n");
      printf("2 - 1 = 1\n");
      printf("20 + 1 = 21\n");
      printf("21 + 3 = 24\n");
      for (int i = 6; i <= n; i += 2) {
        printf("%d - %d = 1\n", i + 1, i);
        printf("24 * 1 = 24\n");
      }
    } else {
      printf("1 * 2 = 2\n");
      printf("2 * 3 = 6\n");
      printf("6 * 4 = 24\n");
      for (int i = 5; i <= n; i += 2) {
        printf("%d - %d = 1\n", i + 1, i);
        printf("24 * 1 = 24\n");
      }
    }
  }
}
