#include <bits/stdc++.h>
using namespace std;
int n, m, k;
void func(int t) {
  int cnt = 0;
  for (int i = t + 1; i <= n; i += 2) {
    printf("%d - %d = %d\n", i, i - 1, 1);
    cnt++;
  }
  while (cnt > 1) {
    int x = cnt / 2;
    cnt %= 2;
    for (int i = 0; i < x; i++) {
      printf("%d * %d = %d\n", 1, 1, 1);
      cnt++;
    }
  }
  printf("%d * %d = %d\n", 24, 1, 24);
}
int main() {
  int i;
  while (cin >> n) {
    if (n < 4)
      cout << "NO" << endl;
    else {
      cout << "YES" << endl;
      if (n % 2) {
        printf("%d * %d = %d\n", 5, 4, 20);
        printf("%d + %d = %d\n", 3, 2, 5);
        printf("%d - %d = %d\n", 5, 1, 4);
        printf("%d + %d = %d\n", 20, 4, 24);
        if (n > 6) func(6);
      } else {
        printf("%d * %d = %d\n", 4, 3, 12);
        printf("%d * %d = %d\n", 12, 2, 24);
        printf("%d * %d = %d\n", 24, 1, 24);
        if (n > 5) func(5);
      }
    }
  }
  return 0;
}
