#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  scanf("%d", &n);
  if (n <= 3) {
    printf("NO\n");
  } else {
    printf("YES\n");
    if (n % 2 == 0) {
      printf("1 * 2 = 2\n");
      printf("2 * 3 = 6\n");
      printf("6 * 4 = 24\n");
      for (int i = 6; i <= n; i += 2) {
        printf("%d - %d = 1\n", i, i - 1);
        printf("24 * 1 = 24\n");
      }
    } else {
      printf("5 - 3 = 2\n");
      printf("2 * 4 = 8\n");
      printf("2 + 1 = 3\n");
      printf("3 * 8 = 24\n");
      for (int i = 7; i <= n; i += 2) {
        printf("%d - %d = 1\n", i, i - 1);
        printf("24 * 1 = 24\n");
      }
    }
  }
  return 0;
}
