#include <bits/stdc++.h>
using namespace std;
const double eps = 1e-8;
const int inf = 1e9;
int main() {
  int n, i;
  scanf("%d", &n);
  if (n < 4)
    printf("NO\n");
  else {
    printf("YES\n");
    printf("2 * 4 = 8\n");
    if (n & 1) {
      printf("3 - 1 = 2\n");
      printf("5 - 2 = 3\n");
      printf("3 * 8 = 24\n");
      for (i = 6; i <= n; i += 2) {
        printf("%d - %d = 1\n", i + 1, i);
        printf("24 * 1 = 24\n");
      }
    } else {
      printf("3 * 1 = 3\n");
      printf("8 * 3 = 24\n");
      for (i = 5; i <= n; i += 2) {
        printf("%d - %d = 1\n", i + 1, i);
        printf("24 * 1 = 24\n");
      }
    }
  }
  return 0;
}
