#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n <= 3) {
    puts("NO");
    return 0;
  }
  int k = n - 1;
  puts("YES");
  int c = 0;
  for (;;) {
    if (n == 4) {
      printf("4 * 3 = 12\n2 * 12 = 24\n24 * 1 = 24\n");
      c += 3;
      break;
    }
    if (n - 1 == 4) {
      printf("5 * 4 = 20\n20 + 3 = 23\n23 + 2 = 25\n25 - 1 = 24\n");
      c += 4;
      break;
    }
    printf("%d - %d = %d\n", n, n - 1, 1);
    c++;
    n--;
    printf("%d * 1 = %d\n", n - 1, n - 1);
    c++;
    n--;
  }
  return 0;
}
