/in/foo.cc: In function 'int main()':
/in/foo.cc:32:16: error: 'king_a' was not declared in this scope
   32 |     mpz_set(s, king_a);
      |                ^~~~~~
/in/foo.cc:42:26: error: 'ministers' was not declared in this scope
   42 |         mpz_div(temp, s, ministers[i].b); // 计算当前大臣的金币数
      |                          ^~~~~~~~~
/in/foo.cc:45:9: error: 'mpz_max' was not declared in this scope; did you mean 'mpz_mod'?
   45 |         mpz_max(ans, ans, temp); // 更新最大金币数
      |         ^~~~~~~
      |         mpz_mod