Eroare de compilare: user.cpp: In function ‘int bfs(int)’: user.cpp:17:59: warning: left operand of comma operator has no effect [-Wunused-value] queue <pair <int, int> > coada = (1, make_pair(node, 0)); ^ user.cpp:17:60: error: conversion from ‘std::pair<int, int>’ to non-scalar type ‘std::queue<std::pair<int, int> >’ requested queue <pair <int, int> > coada = (1, make_pair(node, 0)); ^ user.cpp:19:26: error: missing template arguments before ‘.’ token for (int pasi; !queue.empty; queue.pop()) { ^ user.cpp:19:39: error: missing template arguments before ‘.’ token for (int pasi; !queue.empty; queue.pop()) { ^ user.cpp:20:32: error: missing template arguments before ‘.’ token tie(node, pasi) = queue.front(); ^ user.cpp:27:22: error: missing template arguments before ‘.’ token queue.push(make_pair(vecin, pasi + 1)); ^