#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, ones = 0;
  cin >> n;
  if (n < 4)
    printf("NO");
  else if (n == 4)
    printf("YES\n1 * 2 = 2\n2 * 3 = 6\n6 * 4 = 24");
  else if (n == 5)
    printf("YES\n5 - 1 = 4\n4 - 2 = 2\n3 * 2 = 6\n6 * 4 = 24");
  else {
    printf("YES\n");
    for (int i = n; i > 7; i -= 2) {
      printf("%d - %d = 1\n", i, i - 1);
      printf("1 * 1 = 1\n");
    }
    if (n % 2 == 0) {
      printf("5 - 3 = 2\n2 - 2 = 0\n0 * 1 = 0\n6 + 0 = 6\n");
    } else {
      printf("7 - 5 = 2\n3 - 2 = 1\n2 - 1 = 1\n1 * 1 = 1\n1 * 6 = 6\n");
    }
    printf("4 * 6 = 24\n");
  }
  return 0;
}
