#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  scanf("%d", &n);
  if (n < 4)
    printf("NO\n");
  else if (n % 2) {
    printf("YES\n");
    printf("1 + 5 = 6\n3 - 2 = 1\n4 * 6 = 24\n24 * 1 = 24\n");
    for (int j = n; j > 6; j -= 2) {
      printf("%d - %d = 1\n", j, j - 1);
      printf("24 * 1 = 24\n");
    }
  } else {
    printf("YES\n");
    printf("1 * 2 = 2\n2 * 3 = 6\n6 * 4 = 24\n");
    for (int j = n; j > 5; j -= 2) {
      printf("%d - %d = 1\n", j, j - 1);
      printf("24 * 1 = 24\n");
    }
  }
  return 0;
}
