#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n < 4) {
    printf("NO\n");
    return 0;
  }
  printf("YES\n");
  if (n == 4) {
    printf("4 * 1 = 4\n2 * 3 = 6\n6 * 4 = 24\n");
    return 0;
  }
  if (n % 2) {
    for (int i = n; i > 5; i -= 2) {
      printf("%d - %d = 1\n", i, i - 1);
      printf("1 * 1 = 1\n");
    }
    printf("5 * 4 = 20\n3 - 1 = 2\n2 + 2 = 4\n20 + 4 = 24\n");
    return 0;
  } else {
    for (int i = n; i > 4; i -= 2) {
      printf("%d - %d = 1\n", i, i - 1);
      printf("1 * 1 = 1\n");
    }
    printf("2 * 3 = 6\n4 * 1 = 4\n6 * 4 = 24\n");
    return 0;
  }
  return 0;
}
