#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  scanf("%d", &n);
  if (n < 4) {
    printf("NO\n");
    return 0;
  }
  printf("YES\n");
  if (n % 2 == 0) {
    printf("3 * 4 = 12\n");
    printf("2 * 12 = 24\n");
    printf("1 * 24 = 24\n");
    for (int i = 5; i < n; i += 2) {
      printf("%d - %d = 1\n", i + 1, i);
      printf("1 * 24 = 24\n");
    }
  } else {
    printf("5 + 1 = 6\n");
    printf("4 * 6 = 24\n");
    printf("3 - 2 = 1\n");
    printf("1 * 24 = 24\n");
    for (int i = 6; i < n; i += 2) {
      printf("%d - %d = 1\n", i + 1, i);
      printf("1 * 24 = 24\n");
    }
  }
  return 0;
}
