#include <bits/stdc++.h>
int main() {
  int n, i;
  scanf("%d", &n);
  if (n < 4) {
    printf("NO");
    return 0;
  }
  printf("YES\n");
  if (n == 4) {
    printf("1 * 2 = 2\n2 * 3 = 6\n6 * 4 = 24");
    return 0;
  }
  if (n == 5) {
    printf("1 * 2 = 2\n3 + 5 = 8\n8 - 2 = 6\n4 * 6 = 24");
    return 0;
  }
  printf("2 * 3 = 6\n6 * 4 = 24\n6 - 5 = 1\n1 - 1 = 0\n");
  for (i = 7; i <= n; i++) printf("0 * %d = 0\n", i);
  printf("24 + 0 = 24");
  return 0;
}
