Eroare de compilare: user.cpp: In function ‘void dijkstra(int*, int)’: user.cpp:19:49: error: ‘memset’ was not declared in this scope H.clear(); memset( d, 0x3f, sizeof(int) * MAXN ); ^ user.cpp: In function ‘int bfs()’: user.cpp:51:25: error: ‘memset’ was not declared in this scope memset(p, -1, sizeof(p)); ^ user.cpp: In function ‘int main()’: user.cpp:122:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trafic.in", "rt", stdin); ^ user.cpp:123:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trafic.out", "wt", stdout); ^ user.cpp:125:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (scanf("%d %d %d", &N, &M, &G); M; M--) ^ user.cpp:128:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d", &i, &j, &k); ^