#include <bits/stdc++.h>
using namespace std;
const int N = 500005;
const long long INF = 1000000000000000018LL;
int n;
void odd(int n) {
  while (n > 5) {
    printf("%d - %d = %d\n", n, n - 1, 1);
    printf("%d * %d = %d\n", n - 2, 1, n - 2);
    n -= 2;
  }
  printf("5 - 2 = 3\n");
  printf("3 - 1 = 2\n");
  printf("3 * 2 = 6\n");
  printf("4 * 6 = 24\n");
}
void even(int n) {
  while (n > 4) {
    printf("%d - %d = %d\n", n, n - 1, 1);
    printf("%d * %d = %d\n", n - 2, 1, n - 2);
    n -= 2;
  }
  printf("4 * 3 = 12\n");
  printf("12 * 2 = 24\n");
  printf("24 * 1 = 24\n");
}
int main() {
  int i, j, k;
  cin >> n;
  if (n <= 3) {
    printf("NO\n");
    return 0;
  }
  printf("YES\n");
  if (n & 1) {
    odd(n);
    return 0;
  }
  even(n);
  return 0;
}
