Compilare: main.cpp: In function 'void bfs(int, int*)': main.cpp:25:29: warning: 'sizeof' on array function parameter 'viz' will return size of 'int*' [-Wsizeof-array-argument] memset(viz, 0,sizeof(viz)); ^ main.cpp:22:27: note: declared here void bfs(int nod, int viz[]) ^ main.cpp:25:25: warning: argument to 'sizeof' in 'void* memset(void*, int, size_t)' call is the same expression as the destination; did you mean to dereference it? [-Wsizeof-pointer-memaccess] memset(viz, 0,sizeof(viz)); ^ main.cpp:33:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<lista[coada[inc]].size(); i++) ~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void citire()': main.cpp:12:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d",&n,&m,&x,&y); ^ main.cpp:16:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n1,&n2); ^ main.cpp: In function 'int main()': main.cpp:48:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("graf.in","r",stdin); ^ main.cpp:49:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("graf.out","w",stdout); ^