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