#include <bits/stdc++.h>
using namespace std;
void hyx(int x) {
  if (x % 2 == 0) {
    printf("1 * 2 = 2\n");
    printf("2 * 3 = 6\n");
    printf("6 * 4 = 24\n");
    while (x > 5) {
      printf("%d - %d = 1\n", x, x - 1);
      printf("24 * 1 = 24\n");
      x -= 2;
    }
  } else {
    printf("1 * 5 = 5\n");
    printf("5 - 2 = 3\n");
    printf("3 + 3 = 6\n");
    printf("6 * 4 = 24\n");
    while (x > 5) {
      printf("%d - %d = 1\n", x, x - 1);
      printf("1 * 24 = 24\n");
      x -= 2;
    }
  }
}
int main() {
  int num;
  scanf("%d", &num);
  if (num < 4)
    printf("NO\n");
  else {
    printf("YES\n");
    hyx(num);
  }
  return 0;
}
