#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, i;
  scanf("%d", &n);
  if (n < 4)
    puts("NO");
  else if (n == 4)
    printf("YES\n1 * 2 = 2\n2 * 3 = 6\n6 * 4 = 24\n");
  else if (n == 5)
    printf("YES\n5 * 4 = 20\n20 + 3 = 23\n23 + 2 = 25\n25 - 1 = 24\n");
  else {
    puts("YES");
    if (n % 2 == 0) {
      printf("1 * 2 = 2\n2 * 3 = 6\n6 * 4 = 24\n");
      for (int i = 5; i <= n; i += 2) {
        printf("%d - %d = 1\n", i + 1, i);
        puts("24 * 1 = 24");
      }
    } else {
      printf("5 * 4 = 20\n20 + 3 = 23\n23 + 2 = 25\n25 - 1 = 24\n");
      for (int i = 6; i <= n; i += 2) {
        printf("%d - %d = 1\n", i + 1, i);
        puts("24 * 1 = 24");
      }
    }
  }
  return 0;
}
