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