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