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