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View Compilation Error

0_0_25317154_16522.cpp:5:8: error: 'edge' was not declared in this scope
 vector<edge> part;
        ^
0_0_25317154_16522.cpp:5:12: error: template argument 1 is invalid
 vector<edge> part;
            ^
0_0_25317154_16522.cpp:5:12: error: template argument 2 is invalid
0_0_25317154_16522.cpp:5:18: error: invalid type in declaration before ';' token
 vector<edge> part;
                  ^
0_0_25317154_16522.cpp: In function 'long int findmin(long int)':
0_0_25317154_16522.cpp:29:12: error: request for member 'begin' in 'part', which is of non-class type 'int'
  sort(part.begin(),part.end());
            ^
0_0_25317154_16522.cpp:29:25: error: request for member 'end' in 'part', which is of non-class type 'int'
  sort(part.begin(),part.end());
                         ^
0_0_25317154_16522.cpp:33:26: error: request for member 'size' in 'part', which is of non-class type 'int'
  for (long i = 0; i<part.size(); i++)
                          ^
0_0_25317154_16522.cpp:35:24: error: invalid types 'int[long int]' for array subscript
   if (findfather(part[i].u) == findfather(part[i].v)) continue;
                        ^
0_0_25317154_16522.cpp:35:49: error: invalid types 'int[long int]' for array subscript
   if (findfather(part[i].u) == findfather(part[i].v)) continue;
                                                 ^
0_0_25317154_16522.cpp:38:22: error: invalid types 'int[long int]' for array subscript
    merge_union(part[i].u, part[i].v);
                      ^
0_0_25317154_16522.cpp:38:33: error: invalid types 'int[long int]' for array subscript
    merge_union(part[i].u, part[i].v);
                                 ^
0_0_25317154_16522.cpp:39:17: error: invalid types 'int[long int]' for array subscript
    sum += part[i].w;
                 ^
0_0_25317154_16522.cpp:40:24: error: invalid types 'int[long int]' for array subscript
    mst.push_back(part[i]);
                        ^
0_0_25317154_16522.cpp: In function 'int main()':
0_0_25317154_16522.cpp:59:9: error: request for member 'push_back' in 'part', which is of non-class type 'int'
    part.push_back(aaaa);
         ^
0_0_25317154_16522.cpp:63:8: error: request for member 'clear' in 'part', which is of non-class type 'int'
   part.clear();
        ^


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