#include <bits/stdc++.h>
using namespace std;
bool cmp(const pair<int, int>& p1, const pair<int, int>& p2) {
  return p1.first < p2.first;
}
int main() {
  int n;
  scanf("%d", &n);
  if (n >= 4) {
    printf(
        "YES"
        "\n");
    int cn = 0;
    while (n > 5) {
      printf("%d - %d = 1\n", n, n - 1);
      n = n - 2;
      cn++;
    }
    while (cn > 0) {
      printf("1 * 1 = 1\n");
      cn -= 1;
    }
    if (n == 4) {
      printf("1 * 2 = 2\n");
      printf("2 * 3 = 6\n");
      printf("6 * 4 = 24\n");
    } else {
      printf("3 * 5 = 15\n");
      printf("2 * 4 = 8\n");
      printf("15 + 8 = 23\n");
      printf("23 + 1 = 24\n");
    }
  } else
    printf(
        "NO"
        "\n");
  return 0;
}
