Main.cc:4:1: error: 'll' does not name a type
    4 | ll fa[n + 2], num[n + 2], sum[n + 2], ansi;
      | ^~
Main.cc:5:1: error: 'll' does not name a type
    5 | ll finds(ll k)
      | ^~
Main.cc: In function 'int main()':
Main.cc:16:10: error: 'll' was not declared in this scope
   16 |     for (ll i = 1; i <= n; ++i)
      |          ^~
Main.cc:16:20: error: 'i' was not declared in this scope
   16 |     for (ll i = 1; i <= n; ++i)
      |                    ^
Main.cc:18:9: error: 'fa' was not declared in this scope
   18 |         fa[i] = i;
      |         ^~
Main.cc:20:10: error: 'll' was not declared in this scope
   20 |     for (ll i = 1; i <= m; ++i)
      |          ^~
Main.cc:20:20: error: 'i' was not declared in this scope
   20 |     for (ll i = 1; i <= m; ++i)
      |                    ^
Main.cc:22:11: error: expected ';' before 'j'
   22 |         ll j = (i * i + i * m) % n + 1;
      |           ^~
      |           ;
Main.cc:23:9: error: 'fa' was not declared in this scope
   23 |         fa[finds(j)] = finds(i);
      |         ^~
Main.cc:23:18: error: 'j' was not declared in this scope
   23 |         fa[finds(j)] = finds(i);
      |                  ^
Main.cc:23:12: error: 'finds' was not declared in this scope
   23 |         fa[finds(j)] = finds(i);
      |            ^~~~~
Main.cc:25:10: error: 'll' was not declared in this scope
   25 |     for (ll i = 1; i <= n; ++i)
      |          ^~
Main.cc:25:20: error: 'i' was not declared in this scope
   25 |     for (ll i = 1; i <= n; ++i)
      |                    ^
Main.cc:27:11: error: expected ';' before 'k'
   27 |         ll k = finds(i);
      |           ^~
      |           ;
Main.cc:28:9: error: 'num' was not declared in this scope; did you mean 'enum'?
   28 |         num[k]++;
      |         ^~~
      |         enum
Main.cc:28:13: error: 'k' was not declared in this scope
   28 |         num[k]++;
      |             ^
Main.cc:29:9: error: 'sum' was not declared in this scope
   29 |         sum[k] += i;
      |         ^~~
Main.cc:31:10: error: 'll' was not declared in this scope
   31 |     for (ll i = 1; i <= n; ++i)
      |          ^~
Main.cc:31:20: error: 'i' was not declared in this scope
   31 |     for (ll i = 1; i <= n; ++i)
      |                    ^
Main.cc:33:13: error: 'num' was not declared in this scope; did you mean 'enum'?
   33 |         if (num[i] > num[ansi] || (num[i] == num[ansi] && sum[i] > sum[ansi]))
      |             ^~~
      |             enum
Main.cc:33:26: error: 'ansi' was not declared in this scope
   33 |         if (num[i] > num[ansi] || (num[i] == num[ansi] && sum[i] > sum[ansi]))
      |                          ^~~~
Main.cc:33:59: error: 'sum' was not declared in this scope
   33 |         if (num[i] > num[ansi] || (num[i] == num[ansi] && sum[i] > sum[ansi]))
      |                                                           ^~~
Main.cc:38:26: error: 'num' was not declared in this scope; did you mean 'enum'?
   38 |     printf("flag{%lld}", num[ansi] * sum[ansi]);
      |                          ^~~
      |                          enum
Main.cc:38:30: error: 'ansi' was not declared in this scope
   38 |     printf("flag{%lld}", num[ansi] * sum[ansi]);
      |                              ^~~~
Main.cc:38:38: error: 'sum' was not declared in this scope
   38 |     printf("flag{%lld}", num[ansi] * sum[ansi]);
      |                                      ^~~
Main.cc:38:5: error: 'printf' was not declared in this scope
   38 |     printf("flag{%lld}", num[ansi] * sum[ansi]);
      |     ^~~~~~
Main.cc:1:1: note: 'printf' is defined in header '<cstdio>'; did you forget to '#include <cstdio>'?
  +++ |+#include <cstdio>
    1 | #define n 1000