Compilare: user.cpp: In member function ‘void minHeap<Type>::pop()’: user.cpp:69:9: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (v[pos] > v[2 * pos] || v[pos] > v[2 * pos + 1]) ^ user.cpp: In function ‘bool bellman_ford(Graph*, int)’: user.cpp:177:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] d[i] = i == startNode ? 0 : Inf, ^ user.cpp: In function ‘void eulerProblem()’: user.cpp:281:15: warning: unused variable ‘G’ [-Wunused-variable] SimpleGraph *G = readSimpleOrientedGraph(); ^ user.cpp: In function ‘void bellman_fordProblem()’: user.cpp:262:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bellmanford.in", "rt", stdin); ^ user.cpp:263:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bellmanford.out", "wt", stdout); ^ user.cpp: In function ‘void eulerProblem()’: user.cpp:278:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("euler.in", "rt", stdin); ^ user.cpp:279:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("euler.out", "wt", stdout); ^ user.cpp: In function ‘void dijkstraProblem()’: user.cpp:285:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dijkstra.in", "rt", stdin); ^ user.cpp:286:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dijkstra.out", "wt", stdout); ^