#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e3 + 100;
int main() {
  int n;
  scanf("%d", &n);
  if (n < 4) {
    puts("NO");
    return 0;
  }
  puts("YES");
  if (n % 2 == 0) {
    int cc = 0;
    for (int i = n; i - 1 > 4; i -= 2, cc++) printf("%d - %d = 1\n", i, i - 1);
    cc += 3;
    cc = n - cc - 1;
    for (int i = 0; i < cc; i++) printf("1 * 1 = 1\n");
    puts("4 * 3 = 12");
    puts("12 * 2 = 24");
    puts("24 * 1 = 24\n");
  } else if (n == 5) {
    puts("5 * 4 = 20");
    puts("20 + 3 = 23");
    puts("2 - 1 = 1");
    puts("23 + 1 = 24");
  } else if (n % 2 == 1 && n != 5) {
    int cc = 0;
    for (int i = n; i - 1 > 5; i -= 2, cc++) printf("%d - %d = 1\n", i, i - 1);
    cc += 5;
    cc = n - cc - 1;
    for (int i = 0; i < cc; i++) printf("1 * 1 = 1\n");
    puts("5 * 3 = 15");
    puts("4 * 2 = 8");
    puts("15 + 8 = 23");
    puts("23 + 1 = 24");
    puts("24 * 1 = 24");
  }
  return 0;
}
