Eroare de compilare: main.cpp: In function 'int find_root(int)': main.cpp:11:8: error: 'father' was not declared in this scope 11 | if(father[son]<=-1) | ^~~~~~ main.cpp:15:26: error: 'father' was not declared in this scope 15 | int root = find_root(father[son]); | ^~~~~~ main.cpp: At global scope: main.cpp:20:6: error: variable or field 'Union' declared void 20 | void Union(vector<int> &father,int x, int y) | ^~~~~ main.cpp:20:12: error: 'vector' was not declared in this scope 20 | void Union(vector<int> &father,int x, int y) | ^~~~~~ main.cpp:2:1: note: 'std::vector' is defined in header '<vector>'; did you forget to '#include <vector>'? 1 | #include <fstream> +++ |+#include <vector> 2 | main.cpp:20:19: error: expected primary-expression before 'int' 20 | void Union(vector<int> &father,int x, int y) | ^~~ main.cpp:20:32: error: expected primary-expression before 'int' 20 | void Union(vector<int> &father,int x, int y) | ^~~ main.cpp:20:39: error: expected primary-expression before 'int' 20 | void Union(vector<int> &father,int x, int y) | ^~~ main.cpp: In function 'int main()': main.cpp:49:3: error: 'vector' was not declared in this scope 49 | vector<int>father(n+1,-1); | ^~~~~~ main.cpp:49:3: note: 'std::vector' is defined in header '<vector>'; did you forget to '#include <vector>'? main.cpp:49:10: error: expected primary-expression before 'int' 49 | vector<int>father(n+1,-1); | ^~~ main.cpp:54:15: error: 'father' was not declared in this scope 54 | Union(father,x , y); | ^~~~~~ main.cpp:54:9: error: 'Union' was not declared in this scope; did you mean 'union'? 54 | Union(father,x , y); | ^~~~~ | union Non zero exit status: 1