Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:14:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<v[nod].size();i++){ ~^~~~~~~~~~~~~~ main.cpp: In function 'void dfs2(int)': main.cpp:31:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<v[t[nod]].size();i++){ ~^~~~~~~~~~~~~~~~~ main.cpp:36:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<v[nod].size();i++){ ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:60:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j=0;j<v[1].size();j++){ ~^~~~~~~~~~~~ main.cpp:46:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d",&n,&m); ^ main.cpp:48:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&t[i]); ^ main.cpp:52:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&val[i]); ^ main.cpp:56:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d",&x,&y); /// x tatal lui y INDIRECT ^