#include <bits/stdc++.h>
int main() {
  int n;
  scanf("%d", &n);
  if (n < 4) {
    printf("NO");
  } else {
    printf("YES\n");
    if (n % 2 == 1) {
      printf("3 + 4 = 7\n");
      printf("7 + 5 = 12\n");
      printf("12 * 2 = 24\n");
      printf("24 * 1 = 24\n");
    } else {
      printf("1 * 2 = 2\n");
      printf("2 * 3 = 6\n");
      printf("6 * 4 = 24\n");
    }
    for (int i = n; i > 5; i = i - 2) {
      printf("%d - %d = 1\n", i, i - 1);
      printf("24 * 1 = 24\n");
    }
  }
  return 0;
}
