View Compilation Error

0_0_39485082_2161.cpp: In function 'void dfs(ll, ll, ll)':
0_0_39485082_2161.cpp:45:13: error: 'node' was not declared in this scope
   45 |         for(node now:vec[p]){
      |             ^~~~
0_0_39485082_2161.cpp:49:9: error: expected primary-expression before 'if'
   49 |         if(l==r){
      |         ^~
0_0_39485082_2161.cpp:48:25: error: expected ')' before 'if'
   48 |         ll mid=(l+r)>>1;
      |                         ^
      |                         )
   49 |         if(l==r){
      |         ~~               
0_0_39485082_2161.cpp:45:12: note: to match this '('
   45 |         for(node now:vec[p]){
      |            ^