answer.code:114:2: error: stray ‘#’ in program
  114 | }#include <bits/stdc++.h>
      |  ^
answer.code:114:3: error: ‘include’ does not name a type
  114 | }#include <bits/stdc++.h>
      |   ^~~~~~~
answer.code:118:11: error: redefinition of ‘const int N’
  118 | const int N = (1 << 19) + 5;
      |           ^
answer.code:5:11: note: ‘const int N’ previously defined here
    5 | const int N = (1 << 19) + 5;
      |           ^
answer.code:120:5: error: redefinition of ‘int n’
  120 | int n, m, k;
      |     ^
answer.code:7:5: note: ‘int n’ previously declared here
    7 | int n, m, k;
      |     ^
answer.code:120:8: error: redefinition of ‘int m’
  120 | int n, m, k;
      |        ^
answer.code:7:8: note: ‘int m’ previously declared here
    7 | int n, m, k;
      |        ^
answer.code:120:11: error: redefinition of ‘int k’
  120 | int n, m, k;
      |           ^
answer.code:7:11: note: ‘int k’ previously declared here
    7 | int n, m, k;
      |           ^
answer.code:121:5: error: redefinition of ‘int vis [524293][2]’
  121 | int vis[N][2], op[N];
      |     ^~~
answer.code:8:5: note: ‘int vis [524293][2]’ previously declared here
    8 | int vis[N][2], op[N];
      |     ^~~
answer.code:121:16: error: redefinition of ‘int op [524293]’
  121 | int vis[N][2], op[N];
      |                ^~
answer.code:8:16: note: ‘int op [524293]’ previously declared here
    8 | int vis[N][2], op[N];
      |                ^~
answer.code:122:5: error: redefinition of ‘int s [524293]’
  122 | int s[N], tp, a[N], f[N], sz[N];
      |     ^
answer.code:9:5: note: ‘int s [524293]’ previously declared here
    9 | int s[N], tp, a[N], f[N], sz[N];
      |     ^
answer.code:122:11: error: redefinition of ‘int tp’
  122 | int s[N], tp, a[N], f[N], sz[N];
      |           ^~
answer.code:9:11: note: ‘int tp’ previously declared here
    9 | int s[N], tp, a[N], f[N], sz[N];
      |           ^~
answer.code:122:15: error: redefinition of ‘int a [524293]’
  122 | int s[N], tp, a[N], f[N], sz[N];
      |               ^
answer.code:9:15: note: ‘int a [524293]’ previously declared here
    9 | int s[N], tp, a[N], f[N], sz[N];
      |               ^
answer.code:122:21: error: redefinition of ‘int f [524293]’
  122 | int s[N], tp, a[N], f[N], sz[N];
      |                     ^
answer.code:9:21: note: ‘int f [524293]’ previously declared here
    9 | int s[N], tp, a[N], f[N], sz[N];
      |                     ^
answer.code:122:27: error: redefinition of ‘int sz [524293]’
  122 | int s[N], tp, a[N], f[N], sz[N];
      |                           ^~
answer.code:9:27: note: ‘int sz [524293]’ previously declared here
    9 | int s[N], tp, a[N], f[N], sz[N];
      |                           ^~
answer.code:123:5: error: redefinition of ‘int pre [524293]’
  123 | int pre[N], nxt[N];
      |     ^~~
answer.code:10:5: note: ‘int pre [524293]’ previously declared here
   10 | int pre[N], nxt[N];
      |     ^~~
answer.code:123:13: error: redefinition of ‘int nxt [524293]’
  123 | int pre[N], nxt[N];
      |             ^~~
answer.code:10:13: note: ‘int nxt [524293]’ previously declared here
   10 | int pre[N], nxt[N];
      |             ^~~
answer.code:124:5: error: redefinition of ‘int book [524293]’
  124 | int book[N];
      |     ^~~~
answer.code:11:5: note: ‘int book [524293]’ previously declared here
   11 | int book[N];
      |     ^~~~
answer.code:126:5: error: redefinition of ‘int getf(int)’
  126 | int getf(int x) { return x == f[x] ? x : f[x] = getf(f[x]); }
      |     ^~~~
answer.code:14:5: note: ‘int getf(int)’ previously defined here
   14 | int getf(int x) { return x == f[x] ? x : f[x] = getf(f[x]); }
      |     ^~~~
answer.code:128:6: error: redefinition of ‘void dfs(int)’
  128 | void dfs(int x) {
      |      ^~~
answer.code:16:6: note: ‘void dfs(int)’ previously defined here
   16 | void dfs(int x) {
      |      ^~~
answer.code:139:5: error: redefinition of ‘int main()’
  139 | int main()
      |     ^~~~
answer.code:27:5: note: ‘int main()’ previously defined here
   27 | int main()
      |     ^~~~
answer.code: In function ‘int main()’:
answer.code:29:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   29 |         scanf("%d", &n);
      |         ~~~~~^~~~~~~~~~
answer.code: In function ‘int main()’:
answer.code:141:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  141 |         scanf("%d", &n);
      |         ~~~~~^~~~~~~~~~