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View Compilation Error

0_0_39684245_18249.cpp:9:16: error: 'fd' was not declared in this scope; did you mean 'fr'?
    9 | priority_queue<fd, vector<fd>, cmp> pq;
      |                ^~
      |                fr
0_0_39684245_18249.cpp:9:27: error: 'fd' was not declared in this scope; did you mean 'fr'?
    9 | priority_queue<fd, vector<fd>, cmp> pq;
      |                           ^~
      |                           fr
0_0_39684245_18249.cpp:9:29: error: template argument 1 is invalid
    9 | priority_queue<fd, vector<fd>, cmp> pq;
      |                             ^
0_0_39684245_18249.cpp:9:29: error: template argument 2 is invalid
0_0_39684245_18249.cpp:9:32: error: 'cmp' was not declared in this scope
    9 | priority_queue<fd, vector<fd>, cmp> pq;
      |                                ^~~
0_0_39684245_18249.cpp:9:35: error: template argument 1 is invalid
    9 | priority_queue<fd, vector<fd>, cmp> pq;
      |                                   ^
0_0_39684245_18249.cpp:9:35: error: template argument 2 is invalid
0_0_39684245_18249.cpp:9:35: error: template argument 3 is invalid
0_0_39684245_18249.cpp: In function 'void solve()':
0_0_39684245_18249.cpp:65:16: error: request for member 'push' in 'pq', which is of non-class type 'int'
   65 |             pq.push(a[ii]);
      |                ^~~~
0_0_39684245_18249.cpp:68:21: error: request for member 'size' in 'pq', which is of non-class type 'int'
   68 |         if(pp >= pq.size())
      |                     ^~~~
0_0_39684245_18249.cpp:70:22: error: request for member 'size' in 'pq', which is of non-class type 'int'
   70 |             while(pq.size())
      |                      ^~~~
0_0_39684245_18249.cpp:72:32: error: request for member 'top' in 'pq', which is of non-class type 'int'
   72 |                 mp[cnt++] = pq.top().name;
      |                                ^~~
0_0_39684245_18249.cpp:73:20: error: request for member 'pop' in 'pq', which is of non-class type 'int'
   73 |                 pq.pop();
      |                    ^~~
0_0_39684245_18249.cpp:79:28: error: request for member 'top' in 'pq', which is of non-class type 'int'
   79 |             mp[cnt++] = pq.top().name;
      |                            ^~~
0_0_39684245_18249.cpp:80:16: error: request for member 'pop' in 'pq', which is of non-class type 'int'
   80 |             pq.pop();
      |                ^~~
0_0_39684245_18249.cpp:87:16: error: request for member 'push' in 'pq', which is of non-class type 'int'
   87 |             pq.push(a[i]);
      |                ^~~~
0_0_39684245_18249.cpp:90:14: error: request for member 'size' in 'pq', which is of non-class type 'int'
   90 |     while(pq.size())
      |              ^~~~
0_0_39684245_18249.cpp:92:24: error: request for member 'top' in 'pq', which is of non-class type 'int'
   92 |         mp[cnt++] = pq.top().name;
      |                        ^~~
0_0_39684245_18249.cpp:93:12: error: request for member 'pop' in 'pq', which is of non-class type 'int'
   93 |         pq.pop();
      |            ^~~


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