answer.code:177:5: error: stray ‘#’ in program
  177 | }   #include <bits/stdc++.h>
      |     ^
answer.code:177:6: error: ‘include’ does not name a type
  177 | }   #include <bits/stdc++.h>
      |      ^~~~~~~
answer.code:189:11: error: redefinition of ‘const long long int N’
  189 | const int N = 1e5 + 10, M = 2 * N;
      |           ^
answer.code:13:11: note: ‘const long long int N’ previously defined here
   13 | const int N = 1e5 + 10, M = 2 * N;
      |           ^
answer.code:189:25: error: redefinition of ‘const long long int M’
  189 | const int N = 1e5 + 10, M = 2 * N;
      |                         ^
answer.code:13:25: note: ‘const long long int M’ previously defined here
   13 | const int N = 1e5 + 10, M = 2 * N;
      |                         ^
answer.code:190:10: error: redefinition of ‘const LL INF’
  190 | const LL INF = 1e9;
      |          ^~~
answer.code:14:10: note: ‘const LL INF’ previously defined here
   14 | const LL INF = 1e9;
      |          ^~~
answer.code:192:8: error: redefinition of ‘struct node’
  192 | struct node{
      |        ^~~~
answer.code:16:8: note: previous definition of ‘struct node’
   16 | struct node{
      |        ^~~~
answer.code:194:2: error: conflicting declaration ‘int e [200020]’
  194 | }e[M];
      |  ^
answer.code:18:2: note: previous declaration as ‘node e [200020]’
   18 | }e[M];
      |  ^
answer.code:196:5: error: redefinition of ‘long long int g [100010]’
  196 | int g[N];
      |     ^
answer.code:20:5: note: ‘long long int g [100010]’ previously declared here
   20 | int g[N];
      |     ^
answer.code:197:13: error: redefinition of ‘std::vector<long long int> vec [100010]’
  197 | vector<int> vec[N];
      |             ^~~
answer.code:21:13: note: ‘std::vector<long long int> vec [100010]’ previously declared here
   21 | vector<int> vec[N];
      |             ^~~
answer.code:198:5: error: redefinition of ‘long long int h [100010]’
  198 | int h[N],idx,n;
      |     ^
answer.code:22:5: note: ‘long long int h [100010]’ previously declared here
   22 | int h[N],idx,n;
      |     ^
answer.code:198:10: error: redefinition of ‘long long int idx’
  198 | int h[N],idx,n;
      |          ^~~
answer.code:22:10: note: ‘long long int idx’ previously declared here
   22 | int h[N],idx,n;
      |          ^~~
answer.code:198:14: error: redefinition of ‘long long int n’
  198 | int h[N],idx,n;
      |              ^
answer.code:22:14: note: ‘long long int n’ previously declared here
   22 | int h[N],idx,n;
      |              ^
answer.code:199:5: error: redefinition of ‘long long int st [100010][30]’
  199 | int st[N][30],deep[N],f[N][30];
      |     ^~
answer.code:23:5: note: ‘long long int st [100010][30]’ previously declared here
   23 | int st[N][30],deep[N],f[N][30];
      |     ^~
answer.code:199:15: error: redefinition of ‘long long int deep [100010]’
  199 | int st[N][30],deep[N],f[N][30];
      |               ^~~~
answer.code:23:15: note: ‘long long int deep [100010]’ previously declared here
   23 | int st[N][30],deep[N],f[N][30];
      |               ^~~~
answer.code:199:23: error: redefinition of ‘long long int f [100010][30]’
  199 | int st[N][30],deep[N],f[N][30];
      |                       ^
answer.code:23:23: note: ‘long long int f [100010][30]’ previously declared here
   23 | int st[N][30],deep[N],f[N][30];
      |                       ^
answer.code:200:5: error: redefinition of ‘long long int ver’
  200 | int ver;
      |     ^~~
answer.code:24:5: note: ‘long long int ver’ previously declared here
   24 | int ver;
      |     ^~~
answer.code:201:13: error: redefinition of ‘void add(long long int, long long int)’
  201 | inline void add(int a,int b){
      |             ^~~
answer.code:25:13: note: ‘void add(long long int, long long int)’ previously defined here
   25 | inline void add(int a,int b){
      |             ^~~
answer.code:207:6: error: redefinition of ‘void init()’
  207 | void init(){
      |      ^~~~
answer.code:31:6: note: ‘void init()’ previously defined here
   31 | void init(){
      |      ^~~~
answer.code:224:6: error: redefinition of ‘void dfs(long long int, long long int)’
  224 | void dfs(int u,int fa){
      |      ^~~
answer.code:48:6: note: ‘void dfs(long long int, long long int)’ previously defined here
   48 | void dfs(int u,int fa){
      |      ^~~
answer.code:240:5: error: redefinition of ‘long long int sta [100010]’
  240 | int sta[N],top;
      |     ^~~
answer.code:64:5: note: ‘long long int sta [100010]’ previously declared here
   64 | int sta[N],top;
      |     ^~~
answer.code:240:12: error: redefinition of ‘long long int top’
  240 | int sta[N],top;
      |            ^~~
answer.code:64:12: note: ‘long long int top’ previously declared here
   64 | int sta[N],top;
      |            ^~~
answer.code:242:4: error: redefinition of ‘LL check(long long int, long long int)’
  242 | LL check(int l,int r){
      |    ^~~~~
answer.code:66:4: note: ‘LL check(long long int, long long int)’ pr...