Eroare de compilare: main.cpp: In function 'void init()': main.cpp:14:20: error: 'N' was not declared in this scope 14 | for(int i=1;i<=N;i++) | ^ main.cpp: In function 'int do_find(int)': main.cpp:21:18: error: 'repr' was not declared in this scope; did you mean 'rpr'? 21 | dad[nod]=repr;// compresia drumurilor | ^~~~ | rpr main.cpp:20:13: warning: unused variable 'rpr' [-Wunused-variable] 20 | int rpr=do_find(dad[nod]); | ^~~ main.cpp: In function 'int do_union(int, int)': main.cpp:34:23: error: 'rnl' was not declared in this scope; did you mean 'rnk'? 34 | } else if(rnk[rx]<rnl[ry]){ | ^~~ | rnk main.cpp:40:1: warning: no return statement in function returning non-void [-Wreturn-type] 40 | } | ^ main.cpp: In function 'int main()': main.cpp:44:10: error: 'N' was not declared in this scope 44 | fin>>N>>M; | ^ main.cpp:44:13: error: 'M' was not declared in this scope 44 | fin>>N>>M; | ^ Non zero exit status: 1