Compilare: main.cpp: In function 'void DFS(int, int*)': main.cpp:44:25: warning: 'sizeof' on array function parameter 'vis' will return size of 'int*' [-Wsizeof-array-argument] 44 | memset(vis,0,sizeof(vis)); | ~^~~~ main.cpp:41:23: note: declared here 41 | void DFS(int node,int vis[]) | ~~~~^~~~~ main.cpp:44:18: 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] 44 | memset(vis,0,sizeof(vis)); | ^~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:109:28: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 109 | if( visited1[x]&&!visited1[y] || visited1[y] && !visited1[x]) | ~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp:113:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 113 | for (i = 0; i <ANS.size(); i++) | ~~^~~~~~~~~~~