Eroare de compilare: user.cpp: In function ‘void Prec()’: user.cpp:55:8: warning: variable ‘x’ set but not used [-Wunused-but-set-variable] int i,x,y,j,k,q; ^ user.cpp: In function ‘bool Cuplaj(int)’: user.cpp:76:48: error: conversion from ‘std::vector<int>::size_type {aka unsigned int}’ to non-scalar type ‘std::vector<int>::iterator {aka __gnu_cxx::__normal_iterator<int*, std::vector<int> >}’ requested for(vector<int>::iterator it = G[nod].size();it!=G[]) ^ user.cpp:76:56: error: expected primary-expression before ‘]’ token for(vector<int>::iterator it = G[nod].size();it!=G[]) ^ user.cpp:76:57: error: expected ‘;’ before ‘)’ token for(vector<int>::iterator it = G[nod].size();it!=G[]) ^ user.cpp:77:1: error: expected primary-expression before ‘}’ token } ^ user.cpp:77:1: error: expected ‘;’ before ‘}’ token user.cpp:77:1: warning: no return statement in function returning non-void [-Wreturn-type] user.cpp: In function ‘int main()’: user.cpp:87:11: warning: unused variable ‘x’ [-Wunused-variable] int i,x,y; ^ user.cpp:87:13: warning: unused variable ‘y’ [-Wunused-variable] int i,x,y; ^