#include <bits/stdc++.h>
using namespace std;
int n;
void print4() {
  printf("1 * 2 = 2\n");
  printf("2 * 3 = 6\n");
  printf("6 * 4 = 24\n");
}
void print5() {
  printf("4 * 5 = 20\n");
  printf("2 - 1 = 1\n");
  printf("3 + 1 = 4\n");
  printf("20 + 4 = 24\n");
}
int main() {
  scanf("%d", &n);
  if (n < 4) {
    printf("NO\n");
    return 0;
  }
  printf("YES\n");
  if ((n - 4) % 2 == 0) {
    print4();
    for (int i = 5; i < n; i += 2) {
      printf("%d - %d = 1\n", i + 1, i);
      printf("24 * 1 = 24\n");
    }
  } else {
    print5();
    for (int i = 6; i < n; i += 2) {
      printf("%d - %d = 1\n", i + 1, i);
      printf("24 * 1 = 24\n");
    }
  }
  return 0;
}
