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